13. Calculate the centripetal force needed to keep a 10 kg child in a uniform circular motion having an angular velocity of 1 rad/s and radius of 0.9 m. A.6N B.9N
13. Calculate the centripetal force needed to keep a 10 kg child in a uniform circular motion having an angular velocity of 1 rad/s and radius of 0.9 m. A.6N B.9N
College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter7: Rotational Motion And The Law Of Gravity
Section: Chapter Questions
Problem 6P: A centrifuge in a medical laboratory rotates at an angular velocity of 3600 rev/min. When switched...
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13. Calculate the centripetal force needed to keep a 10 kg child in a uniform circular motion having an angular velocity of 1 rad/s and radius of 0.9 m.
A.6N
B.9N
C.11N
D.12N
E. none of the above
14. A bicycle wheel with radius 0.3m is rotating at a constant angular velocity of 1.3 rad/s. Find the angular acceleration of the ant if it is 0.1 m from the wheel’s center.
a. 0.2 m/s2
b. 0.5m/s2
c. 0.8m/s2
d. 1.2 m/s2
e. 1.4 m/s2
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