A scooter has wheels with a diameter of 120 mm. What is the angular speed of the wheels when the scooter is moving forward at 6.00 m/s?
A) 47.7 rpm
B) 955 rpm
C) 72.0 rpm
D) 50.0 rpm
E) 100 rpm
B
You might also like to view...
Doubling only the amplitude of a vibrating mass-and-spring system produces what effect on the system's mechanical energy?
A) produces no change B) increases the energy by a factor of three C) increases the energy by a factor of four D) increases the energy by a factor of two E) increases the energy by a factor of
A swimmer heading directly across a river 200 m wide reaches the opposite bank in 6 min 40 s. She is swept downstream 300 m. How fast can she swim in still water?
A) 1.24 m/s B) 1.83 m/s C) 0.50 m/s D) 1.42 m/s E) 0.25 m/s
The quark and antiquark in a meson are always of the same flavor
a. True b. False Indicate whether the statement is true or false
A 25-N force is needed to move an object with a constant velocity of 2.0 m/s. What power must be delivered to the object by the force?
A) 0.50 W B) 1.0 W C) 5.0 W D) 50 W E) 100 W