WorksheetsAngular Kinematics Review Game
Total questions: 19
Worksheet time: 10mins
Name
Class
Date
1.
A positive angular velocity indicates a _______ movement
a)
clockwise
b)
counterclockwise
c)
general
d)
good vibes
e)
accelerating
2.
If I drive a car in a circular path with increasing linear speed, centripetal acceleration will ________
a)
Increase
b)
Decrease
c)
Stay the same
d)
What's centripetal acceleration again?
e)
stop
3.
Angular velocity goes from -20 radians/sec to -12 radians/sec in 2 seconds. What's the angular acceleration?
a)
8 rad/s/s (-)
b)
8 rad/s/s (+)
c)
4 rad/s/s (-)
d)
4 rad/s/s (+)
e)
brain freeze
4.
A fast pitch softball player's arm goes from 90 degrees to 0 degrees in counterclockwise direction (reference: right horizontal from distal). What was the angular distance?
a)
270
b)
90
c)
-270
d)
-90
e)
2 pi
5.
A golfer's arm is 0.9 meters long, and the club is 1.2 meters long. At impact, the arm-club system is straight, and rotating at 360 degrees per second. What is the linear (tangential) velocity of the club head?
a)
2.1 m/s
b)
756 m/s
c)
756 rad/s
d)
13 m/s
e)
13 rad/s
6.
During walking (left to right across the page… Right horizontal reference) the thigh angle will be _____ to/than 90 at heel strike
a)
greater
b)
lesser
c)
equal
d)
blank
e)
blank
7.
During running (left to right across the page… right horizontal reference line) a forefoot strike would result in a foot segment angle of _____
a)
100
b)
160
c)
180
d)
200
e)
20
8.
Starting at 0 degrees, velocity is -45 deg/s. what angular position (think about the Unit Circle...) will occur after 3 seconds?
a)
225
b)
180
c)
135
d)
45
e)
315
9.
If knee angle is 0 during full extension, what is a reasonable peak angle during stance phase of running
a)
45
b)
60
c)
90
d)
15
e)
0
10.
A free throw is in the air for 1.3 seconds, and the ball rotates 6 times. What is the angular speed of the ball?
a)
4.6 rev/sec
b)
1661 deg/s
c)
29 rad/s
d)
None of the above
e)
All the above
11.
A pitcher's arm is rotating at 500 deg/s and comes to a stop in 0.13 seconds. What was the average angular acceleration?
a)
3846 deg/s/s (-)
b)
3846 deg/s/s (+)
c)
500 deg/s/s (-)
d)
500 deg/s/s (+)
e)
blank
12.
What is the angular speed of the minute hand on a clock?
a)
Do those clocks still exist?
b)
60 minutes/hour
c)
0.1 deg/sec
d)
360 deg/minute
e)
1 radian/minute
13.
If angular velocity is clockwise and angular acceleration is counter-clockwise, the system is _______
a)
braking
b)
accelerating
c)
time travelling
d)
right hand rule
e)
All the above
14.
A soccer player impacts the ball with a linear velocity of 17 m/s. Their thigh-leg system is 1.2 meters long. What's the angular speed?
a)
14 deg/s
b)
14 rad/s
c)
20.4 deg/s
d)
20.4 rad/s
e)
:(
15.
A rope swing is 3 meters long and is rotating at 90 deg/s. what's the centripetal acceleration?
a)
7.4 m/s/s
b)
2700 m/s/s
c)
270 m/s/s
d)
4.7 m/s/s
e)
I'm confused
16.
Michael Jordan performs a 360 dunk with an air time of 0.9 seconds. When he lands, it takes him 0.2 seconds to come to a stop. What was his angular acceleration during landing?
a)
2000 deg/s/s (-)
b)
360 deg/s/s (-)
c)
400 deg/s/s (-)
d)
80 deg/s/s (-)
e)
72 deg/s/s (-)
17.
A quarterback's arm is 0.8 meters long and rotating at 4 rad/s at release. How fast is the ball moving?
a)
5 m/s
b)
3.2 m/s
c)
20 m/s
d)
183 m/s
e)
None of the above
18.
If I wanted to throw a baseball 44.7 m/s (100mph) with an arm that is 0.7 m long, how fast would I have to rotate?
a)
64 deg/s
b)
64 m/s
c)
64 rad/s
d)
31 deg/s
e)
31 rad/s
19.
If tangential acceleration is -6 m/s/s and the radius of the object is 2.5, what's the angular acceleration?
a)
6 deg/s/s (-)
b)
4 deg/s/s (-)
c)
2.4 rad/s/s (-)
d)
2.4 deg/s/s (-)
e)
2.5 rad/s/s (-)
100 %
