Fundamentals of Physics Study Set 2

A radian is about:

One revolution is the same as:

One revolution per minute is about:

If a wheel turns with constant angular speed then:

One-dimensional linear position is measured along a line, from a point designated x = 0.One-dimensional angular position:

An object rotates from θ₁ to θ₂ through an angle that is less than 2π radians.Which of the following represents its angular displacement?

If a wheel is turning at 3.0 rad/s, the time it takes to complete one revolution is about:

If a wheel turning at a constant rate completes 100 revolutions in 10 s its angular speed is:

The angular speed of the second hand of a watch is:

The angular speed of the minute hand of a watch is:

A child, riding on a large merry-go-round, travels a distance of 3000 m in a circle of diameter 40 m.The total angle through which she revolves is:

Ten seconds after an electric fan is turned on, the fan rotates at 300 rev/min.Its average angular acceleration is:

A flywheel rotating at 12 rev/s is brought to rest in 6 s.The magnitude of the average angular acceleration of the wheel during this process is:

A phonograph turntable, initially rotating at 0.75 rev/s, slows down and stops in 30 s.The magnitude of its average angular acceleration for this process is:

If the angular velocity vector of a spinning body points out of the page then, when viewed from above the page, the body is spinning:

The angular velocity vector of a spinning body points out of the page.If the angular acceleration vector points into the page then:

The angular velocity of a rotating wheel increases 2 rev/s every minute.The angular acceleration of this wheel is:

A wheel initially has an angular velocity of 18 rad/s.It has a constant angular acceleration of 2.0 rad/s² and is slowing at first.What time elapses before its angular velocity is18 rad/s in the direction opposite to its initial angular velocity?

A wheel initially has an angular velocity of 36 rad/s but after 6.0s its angular velocity is 24 rad/s.If its angular acceleration is constant the value is:

A wheel initially has an angular velocity of -36 rad/s but after 6.0 s its angular velocity is -24 rad/s.If its angular acceleration is constant the value is: