Which term describes the rate of change of angular velocity at a specific instant?*1 pointA . Average angular velocityB . Average angular accelerationC. Instantaneous angular velocityD) Instantaneous angular acceleration
Question
Which term describes the rate of change of angular velocity at a specific instant?*1 pointA . Average angular velocityB . Average angular accelerationC. Instantaneous angular velocityD) Instantaneous angular acceleration
Solution
The term that describes the rate of change of angular velocity at a specific instant is D) Instantaneous angular acceleration.
Here's why:
A. Average angular velocity - This is the total change in angle divided by the total time taken. It doesn't describe the rate of change at a specific instant.
B. Average angular acceleration - This is the total change in angular velocity divided by the total time taken. Again, it doesn't describe the rate of change at a specific instant.
C. Instantaneous angular velocity - This is the angular velocity at a specific instant in time. It's not the rate of change of the angular velocity.
D. Instantaneous angular acceleration - This is the rate of change of angular velocity at a specific instant in time. So, this is the correct answer.
Similar Questions
Which of the following expressions gives the instantaneous angular acceleration?
The equation below shows the mathematical representation of the average angular velocity of an object in rotational or circular motion. Match each term in the equation with the correct description from this list: (1) Change in time; (2) Change in angular position; (3) Average angular velocity
DEFINITION OF AVERAGE ANGULAR ACCELERATION
_____ tells you how fast an object is moving at a single instant in time.Instantaneous accelerationAverage acceleration Instantaneous velocityAverage velocity
Which of the following expressions gives the average angular velocity?
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