The setup time of a clocked flip-flop is:
A) The minimum amount of time that an input must remain stable after an active clock
transition.
B) The maximum amount of time that an output must remain stable after an active clock
transition.
C) The minimum amount of time that an output must remain stable before an active clock
transition.
D) The minimum amount of time that an input must remain stable before an active clock
transition.
Answers
The setup time of a clocked flip-flop is:
The minimum amount of time that an output must remain stable before an active clock transition.
What is a Flip flop ?A flip-flop is a device that can hold a single bit of data (a binary digit); one of its two states corresponds to a "one," and the other to a "zero." Such data storage can be used to store state, and in electronics, such a circuit is known as sequential logic.
The output state changes of a timed flip-flop can be synced to a clock pulse thanks to an additional input.
Data must be at a valid logic level at setup time (tS), which is defined as the time before the DAC clock shift.
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Related Questions
FLAMING OR ALBERT .........
Answers
Answer:
Albert
Explanation:
A ball bouncing against the ground and rebounding is an example of an elastic collision. Describe two different methods of evaluating this interaction, one for which momentum is conserved, and one for which momentum is not conserved. Explain your answer.
Answers
Answer:
Momentum is conserved when there are no outside forced present and it has an equal and opposite reaction, also momentum is conserved the ball's momentum is transferred to the ground. This first instance is the case of a Closed system.
The second case where momentum is not conserved is when there is a variation or difference in the moment of the ball because of influence of external forces
what are the properties of heat?
Answers
Answer:
Heat capacity.
Thermal Expansion.
Thermal conductivity.
Thermal stress.
Explanation:
there
What type of relationship exists between voltage and current ?
Answers
To discuss the relationship between voltage and current, we just have to use Ohm's Law.
\(I=\frac{V}{R}\)According to this law, the voltage (V) and the current (I) have a direct relationship, which means if the voltage increases then the electrical current also increases.
The evidence to support this is Ohm's Law itself because it's being proven and generalized already.
The relationship between voltage and current is causal because if you apply a certain voltage, then you will have an electrical current.
A 12 V battery is connected in series to a 50.0 ohm resistor and a 70.0 ohm resistor. What is the total resistance in the circuit?
Answers
Series connection
Net resistance
R1+R250+70120ohmExplanation:
We need to determine the total resistance also known as the net resistance that is occurring in the circuit. We need to combine the two resistors that are being used and that will give us the net.
50.0 ohm + 70.0 ohm
120.0 ohm
Answer: The net resistance is 120.0 ohm
In a uniform electric field, the magnitude of torque is given by:-
Answers
Answer:
Electric dipole
Explanation:
the dipole axis makes an angle with the electric field. depending on direction (clockwise/aniclockwise) you get the torque
Hope this helps
The lower the temperature of the solvent, the faster the solute will dissolve. True False
Answers
Answer:
false.
Explanation:
Since temperature and kinetic energy of molecules are proportional, the more we increase the temperature of the solvent, the faster the solute will dissolve.
This increase of kinetic energy allows the solvent molecules to more effective break apart the solvent molecules that are held together by intermolecular forces.
Starting from rest, a car accelerates at 2.0 m/s2 up a hill that is inclined 5.5° above the horizontal. How far (a) horizontally and (b) vertically has the car traveled in 12 s?
Answers
Given data:
* The acceleration of the car is,
\(a=2ms^{-2}^{}\)* The angle of the inclined plane is 5.5 degree.
* The time taken by the car is 12 s.
* The initial velocity of the car is 0 m/s.
Solution:
By the kinematics equation, the final velocity of the car on the inclined plane is,
\(v-u=at\)where v is the final velocity, u is the initial velocity, a is the acceleration, and t is the tiem taken,
Subsituting the known values,
\(\begin{gathered} v-0=2\times12 \\ v=24\text{ m/s} \end{gathered}\)By the kinematics equation, the distance tarveled by the car on the inclined plane is,
\(v^2-u^2=2aS\)where S is the distance tarveled on the inclined plane,
Substituting the known values,
\(\begin{gathered} 24^2-0=2\times2\times S \\ 576=4\times S \\ S=\frac{576}{4} \\ S=144\text{ m} \end{gathered}\)The diagrammatic representation of the car on the inclined plane is,
The distance traveled by the car in the horizontal direction or along x-axis is,
\(\begin{gathered} S_x=S\cos (5.5^{\circ}) \\ S_x=144\times\cos (5.5^{\circ}) \\ S_x=143.34\text{ m} \end{gathered}\)Thus, the distance tarveled by the car in the horizontal direction is 143.34 meter.
The distance tarveled by the car in the vertical direction or y-axis is,
\(\begin{gathered} S_y=S\sin (5.5^{\circ}) \\ S_y=144\times\sin (5.5^{\circ}) \\ S_y=13.8\text{ m} \end{gathered}\)Thus, the distance tarveled by the car in the vertical direction is 13.8 meter.
What stages will the Binary star Sabik go through until the end of its life?
(Picture for reference)
Answers
Given what we know, as with any binary star system, the life cycle of these stars will end with one of them forming a white dwarf star, and the other becoming a red giant that will engulf the white dwarf.
What does this mean for Star Sabik?Taking information from the diagram provided, we can infer that the star Sabik is in its white dwarf state at the current time. This means that before long, the remaining star in this binary system will become a red giant. When this happens, it will engulf star Sabik, and that will be the end of this star's life cycle.
Therefore, we can confirm that as with any binary star system, the life cycle of these stars will end with one of them forming a white dwarf star, and the other becoming a red giant that will engulf the white dwarf.
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How can we show that air can do work?
Answers
Air can do work when it exerts a force on an object and causes it to undergo displacement. The ability of air to do work is evident in various phenomena, such as wind pushing sails, fans moving objects, and air pressure powering pneumatic systems.
Air can do work through its ability to exert a force over a distance. Work is defined as the transfer of energy that occurs when a force is applied to an object and it undergoes displacement in the direction of the force. When air is in motion, it possesses kinetic energy and can exert a force on objects in its path, thus performing work.
To understand how air can do work, we can consider the example of a moving fan. When a fan is turned on, the blades start to rotate, creating a flow of air. As the air moves, it carries kinetic energy. When the moving air encounters an object, such as a piece of paper, the air molecules collide with the paper's surface and exert a force on it. This force causes the paper to move and displaces it from its initial position.
The work done by the air can be calculated using the equation:
Work = Force * Distance * cos(θ)
Where Force is the magnitude of the force exerted by the air, Distance is the displacement of the object, and θ is the angle between the direction of the force and the displacement.
In the case of air doing work on an object, the force exerted by the air is perpendicular to the direction of motion, resulting in θ = 90 degrees. Since cos(90) = 0, the equation simplifies to:
Work = Force * Distance * 0
Therefore, the work done by the air on the object is zero when the force exerted by the air is perpendicular to the displacement.
However, if the force exerted by the air is not perpendicular to the displacement, such as when blowing air at an angle to move an object, then work is performed. The air exerts a force on the object and causes it to move in the direction of the force, resulting in the transfer of energy.
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the weight of a girl is 400N .the area of each shoe with which she is standing is 40cm square . calculate the pressure exerted by her both feet?
Answers
Answer:
P=2*\(10^{5}\)Pa
Explanation:
P=P1+P2
P1=\(\frac{F}{A}\)
Putting the values
P1=\(\frac{400}{40*10^{-4} }\)
P1=1*\(10^{5}\)
It is the pressure exerted by 1 feet
Pressure exerted by 2nd feet is also equal to the pressure exerted by 1st feet then
P2=1*\(10^{5}\)
P=P1+P2
P=(1*\(10^{5}\))+(1*\(10^{5}\))
P=200000PaP=2*\(10^{5}\) Pa
How to find the angle in a projectile motion when displacement and heigh are the same
Answers
projectile's vertical speed v yv y v, start , y, drops prior to reaching its maximum height since its acceleration is in the opposite direction. Since the object's height is rising, the initial direction of the velocity is upward
.
At the projectile's highest point, vertical velocity zeroes out. After reaching the highest point, the vertical speed increases due of the same-direction acceleration. As the object's height lowers, the vertical velocity has a downward direction.
In projectile The beginning vertical velocity determines the maximum height. Increasing the launch angle raises the maximum height because steeper launch angles have a larger vertical velocity component.
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A ball thrown horizontally from a point 53.8 m above the ground, strikes the ground after traveling horizontally a distance of 98.3 m. Assuming negligible air resistance, the initial speed of the ball is
Answers
Answer:
Explanation:
Assuming the ground is horizontal
The time the vertical distance is covered from rest is
t = √(2s/g)
t = √(2(53.8 / 9.81)
t = 3.311857... 3.31 s
v = d/t = 98.3/3.31
v = 29.681...
v = 29.7 m/s
What torque is applied to Dead or Alive as they are spun right round? Assume their radius (all together) is 0.53 m. Answer in N-m.
Answers
Answer:
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Explanation:
The torque applied will be the average of the 3 torque calculated.
Torque = 12.01 Nm
Torque of a couple is the product of a force and its perpendicular distance to the direction of the force. Torque is synonymous to moment.
From the question, the given radius is 0.53m. The perpendicular distance for each torque will be 2 x 0.53 = 1.06 m
We will calculate for each torque
T1 = F1d
T1 = 8 x 1.06 = 8.48 Nm
T2 = F2d
T2 = 15 x 1.06 = 15.9 Nm
T3 = F3d
T3 = 11 x 1.06 = 11.66 Nm
The torque applied will be the average of the 3 torque calculated. That is,
Torque = (8.48 + 15.9 + 11.66)/3
Torque = 36.04 /3
Torque = 12.01 Nm
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According to Einstein’s theory, how does an increase in the number of photons affect a beam of light?
A.
The wavelength of the beam of light increases.
B.
The speed of the beam of light increases.
C.
The brightness of the beam of light increases.
D.
The frequency of the light beam increases.
E.
The energy of each photon in the beam of light increases.
Answers
Option C. According to Einstein's theory, an increase in the number of photons in a beam of light C. The brightness of the beam of light increases.
Einsteins theoreyAccording to Einstein's theory, the number of photons in a beam of light does not directly affect the fundamental properties of light such as its wavelength, speed, or frequency.
These characteristics of light are determined by the source and the medium through which it travels.
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Answer: C.
The brightness of the beam of light increases.
Explanation: ed mentum or plato
You throw an object up with an initial velocity of Voy = 11 m/s from a height of y = 25 m. How long, in seconds, does it take for the object to reach the ground? What is the objects final velocity, in meters per second, as it impacts the ground? Find the time, in seconds, if you instead threw the object DOWN with the same velocity Voy
Answers
Calculate the ball's greatest height using the vertical motion model, h = -16t2 + vt + s, where v is the beginning velocity in feet/second and s is the height in feet.
What does a ball being thrown upwards accelerate to?A ball is thrown into the air, where it gradually loses speed until it abruptly comes to a rest at the peak of the motion. The body is travelling upward against gravity at the top, hence the acceleration there is 9.8 ms2. For example, g=9.8 ms2 is the formula for the acceleration caused by gravity.
Only at the greatest point of a body being hurled vertically upwards would velocity be zero because of the constant downward acceleration brought on by the gravitational force. As a result, velocity is zero throughout the rest of the motion.
A ball is originally moving upward when it is tossed into the air, for instance.
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You launch a ball at a target with a speed v0 = 10.84 m/s at an angle θ above the horizontal. The target is at a height h = 5.22 m above the level at which you release the ball. You want the ball’s velocity to be horizontal (i.e. vy= 0 m/s) at the instant it reaches the target.
What is the value of the horizontal velocity v0x in m/s?
Enter your value with two (2) decimal places and no units. For example if your answer is 1.276, then enter 1.28.
Answers
Answer:
Explanation:
We can use the kinematic equation for vertical motion to find the value of the initial vertical velocity, v0y:
v0y = v0 * sin(θ)
Next, we can use the equation for vertical motion with constant acceleration (g = 9.8 m/s^2 is the acceleration due to gravity) to find the time it takes for the ball to reach the target:
v0y * t - 0.5 * g * t^2 = h
Solving for t:
t = sqrt(2 * h / g)
Finally, we can use the kinematic equation for horizontal motion (no acceleration in the horizontal direction) to find the horizontal velocity:
v0x = v0 * cos(θ)
So,
v0x = 10.84 * cos(θ) = 10.84 * cos(θ)
v0x = 10.84 * cos(θ) = 10.84 * cos(θ)
We do not have the value of θ, so we cannot determine the exact value of v0x.
6.
Atorvastatin is one of the most important medications in the United States. It reacts with a liver
enzyme to cause a decrease in cholesterol levels. Provided below is a graph showing how different
daily doses of atorvastatin affects cholesterol levels over several weeks.
Which of the following conclusions can be made based on the provided graph?
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A. 80 mg of atorvastatin lowered cholesterol levels the least.
B. 2.5 mg of atorvastatin lowered cholesterol levels the most.
C. The biggest change in cholesterol levels occurred between weeks 2 to 6 of any dose. in
R. The biggest change in cholesterol levels occurred during the first 2 weeks of any dose.by.A
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Answers
Based on the provided information, we can make the following conclusions that C. The biggest change in cholesterol levels occurred between weeks 2 to 6 of any dose.
How to explain the informationIt should be noted that the information does not show the specific cholesterol level changes for the 2.5 mg dose. The graph only provides data up to the 40 mg dose.
The biggest change in cholesterol levels occurred between weeks 2 to 6 of any dose: This conclusion is supported by the graph. It shows a significant decrease in cholesterol levels from baseline to week 6 for all the different doses of atorvastatin.
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Based on the provided graph, we can make the following conclusions:
A. 80 mg of atorvastatin lowered cholesterol levels the least:
B. 2.5 mg of atorvastatin lowered cholesterol levels the most:
C. The biggest change in cholesterol levels occurred between weeks 2 to 6 of any dose:
D. The biggest change in cholesterol levels occurred during the first 2 weeks of any dose:
Help!! Vector V is 448 m long in a 224 direction. vector W is 336 m long in a 75.9 direction. Find the direction of their vector sum.
Answers
The Direction of the vector sum of the two vectors V and W is resulted as 240.84 m toward + x.
What is a vector?A vector is a quantity or phenomenon with independent components of magnitude and direction. The expression can also be used to describe a quantity's geometric or mathematical representation.
The following are the x and y axes for the supplied vector:
Vector V in x direction;
\($$\begin{aligned}&\mathrm{V}_{\mathrm{x}}=\mathrm{V} \cos \theta \\&\mathrm{V}_{\mathrm{x}}=448 \cos \left(224^0\right) \\&\mathrm{Vx}=-322.26\end{aligned}\)
Vector V in y direction;
\(\begin{aligned}&V_y=V \sin \theta \\&V_y=448 \times \sin 224^0 \\&V_y=-311.2\end{aligned}\)
Vector W in x direction;
\(W_x = 336 \times cos(74.9^0)\)
\(W_x = 81.86\)
Vector W in y direction;
\(\begin{aligned}&\mathrm{W}_{\mathrm{y}}=336 \times \sin 75.9 \\&\mathrm{W}_{\mathrm{y}}=325.88\end{aligned}\)
The resultant vector in the x direction is;
\(\begin{aligned}&\Sigma X=-322.26+81.86 \\&\Sigma X==-240.4\end{aligned}\)
The resultant vector in the y direction is;
\(\begin{aligned}&\Sigma Y=-311.2+325.88 \\&\Sigma Y=14.68\end{aligned}\)
The resultant vector is found as;
\(\begin{aligned}&\mathrm{R}=\sqrt{(-240.4)^2+(14.68)^2} \\&\mathrm{R}=240.84 \mathrm{~m}\end{aligned}\)
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Newton's first law states that objects do not change their motion unless acted upon by a net force. What does the word 'net' mean in this context?
A woven net, such as a fishing net or basketball net
B To catch or ensnare
C Remaining or left over after everything has been accounted for
D To cover, such as with mosquito netting
Answers
Explain what the modern model of an atom looks like. Include the relative masses and volumes of the various parts of the atom.
Answers
How can the modern model of the nuclear atom be described?
Rutherford's atomic model became known as the nuclear model. In the nuclear atom, the protons and neutrons, which comprise nearly all of the mass of the atom, are located in the nucleus at the center of the atom. The electrons are distributed around the nucleus and occupy most of the volume of the atom.
State the
the properties of magnets.
Answers
Answer:
All magnets have two poles: the North Pole and the South Pole.
Magnets attract ferromagnetic materials such as iron, nickel, and cobalt.
The magnetic force of a magnet is stronger at its poles than in the middle.
A freely suspended magnet always points in North-South direction.
Hope this helps
A stiuden goes for a bike ride ayt 20 meters
Answers
A bird flies 1.3 m with an average speed of 2.4m/s How many seconds did the bird fly?
Answers
Answer:
0.54 sec.
Explanation:
The Speed: 2.4 m/seconds
The Distance: 1.3 m
So time = Distance/Speed
Time = 1.3 / 2.4
THE ANSWER WILL BE 0.54 seconds.
10. In a laboratory experiment, students recorded the
following length data: 12.2 cm, 12.1 cm, 12 cm,
11.9 cm, and 12.20 cm. (a) Determine the average
length and express the answer using the correct
number of significant figures. (b) Based on your
average length calculation in part (a), discuss the
importance of recording measurements to the
appropriate number of significant figures.
Answers
a) 12.1 Average.
B) It is important to record measurements to the correct number of significant figures because otherwise, the integrity of the number is compromised.
What does the average?A data set's mean (average) is calculated by summing all of the numbers in the set, then dividing by the total number of values in the set. When a data collection is ranked from least to greatest, the median is the midpoint.The mean, median, and mode are the three primary varieties of average. Each of these methods operates slightly differently and frequently yields values typically a little off. The average that is most frequently used is the mean. You add all the values and divide this sum by the total number of values to obtain the mean value.Averages are mostly used to track changes over time within a sample group or cohort.Since averages can be used to compare different quantities of the same category, we employ them. The calculation of averages has limits since it cannot reveal how something is distributed among individuals. For instance, the distribution of income is not shown by per capita income.A) Determine the average length and express the answer using the correct number of significant figures:
12.2+12.1+12=36.3/3 = 12.1 Average.
B) Based on your average length calculation in part a, discuss the importance of recording measurements to the appropriate number of significant figures:
It is important to record measurements to the correct number of significant figures because otherwise, the integrity of the number is compromised.
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What was Gan De's contribution to astronomy?
A.
He developed the world's first star catalogue.
B.
He was the first to record a lunar eclipse.
C.
He was the first to observe planets.
D.
He invented the telescope.
Answers
Answer: A. He developed the world's first star catalogue.
Explanation: Gan De's contribution to astronomy was the development of the world's first star catalogue , along with his colleague Shi Shen. He also made observations of the planets, particularly Jupiter, and may have been the first to describe one of Jupiter's moons. Unfortunately, all of Gan De's writings have been lost, but fragments of his works' titles and quoted fragments are known from later texts.
what is it called when electrons flow in one direction?
A) Parallel Circuit
B) Conductor
C) Series Circuit
D) Insulator
Answers
Answer:
I think it's conductor, I am not sure about the answer
all 4 questions plz ( pls hurry)
Answers
2. B
3. A
4. B
Explanation
Why is it important to to find information about if if crabs can or can't see the plankton, they eat near the ocean floor
Answers
Answer:
One possible explanation students can make: The crabs cannot see the plankton they eat near the ocean floor. For the crabs to see the plankton, some color of visible light would need to reach the plankton so that it can be reflected into the crabs' eyes.
How does our body control blood pressure?
Answers
Answer:
Short-term regulation of blood pressure is controlled by the autonomic nervous system (ANS). Changes in blood pressure are detected by baroreceptors. These are located in the arch of the aorta and the carotid sinus. Increased arterial pressure stretches the wall of the blood vessel, triggering the baroreceptors.
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