WorksheetsDC -- angular acceleration
Total questions: 10
Worksheet time: 8mins
Which term = uniform circular motion
velocity perpendicular to the surface
constant angular velocity
applied force at an angle
Which equation would be used to calculate angular velocity?
According to sign convention, which direction is considered negative?
clockwise
counterclockwise
When the angular velocity changes, which variable is affected?
radius of curvature
angular acceleration
the torque
the linear velocity
What are the units of angular acceleration?
Newtons
rad/s
radians
rad/s/s
Which of the following is an example of angular acceleration?
a child starts up a merry-go-round from rest
a child falls off a merry-go-round and rolls forward
a dead ladybug on a turntable left on when somebody walked out of the room
Linear acceleration is also called ----
tangential acceleration
uniform velocity
constant angular velocity
a change in angular velocity
Tangential acceleration, at, is directly related to the angular acceleration, α, and is linked to an increase or decrease in the velocity, but not a change in its ____.
radius
angle
direction
force
Linear acceleration and angular acceleration are ____ proportional.
directly
inversely
Angular acceleration is a vector, having both magnitude and direction. How do we denote its direction?
by color
with a small up/down arrow behind the number
with a free body diagram
with a positive or negative sign
