DC Physics logo HOME | Practice Problems } Monthly Features | Textbook Errata | Humor | About DC Physics

HELP HOME PAGE

Make a Practice Test

Some Hints & Solutions

** "Reload" or "Refresh" (or F5) the page to make another test from the same selection of problem types.

Select a new problem set.

    A power drill reaches 11595 rpm in 0.51 seconds. What is the angular acceleration?

    rad/s2

    How much time does it take a power drill accelerating at 645.7 rad/s2 to achieve 12271 rotations per minute?

    s

    How much time does it take a power drill accelerating at 589.4 rad/s2 to achieve 5798 rotations per minute?

    s

    A power drill reaches 11254 rpm in 1.79 seconds. What is the angular acceleration?

    rad/s2

    As a car accelerates its tires increase their angular velocity from 5 rad/s to 155 rad/s in 1.78 seconds. What is the angular acceleration of the tires?

    rad/s2

    As a car accelerates its tires increase their angular velocity from 132 rad/s to 164 rad/s with an angular of acceleration of 62.74 rad/s2. How much time did this take?

    s