mass m rotates at constant speed v at a radius of R from the rotational exis. A force F provides centripetal force Fc . If you double both, the mass m and the radius R of the motion,without v, the force needed to keep the mass in circular motion would (a) stay the same (b) double (c) halve (d) quadruple
mass m rotates at constant speed v at a radius of R from the rotational exis. A force F provides centripetal force Fc . If you double both, the mass m and the radius R of the motion,without v, the force needed to keep the mass in circular motion would (a) stay the same (b) double (c) halve (d) quadruple
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter13: Rotation Ii: A Conservation Approach
Section: Chapter Questions
Problem 49PQ: A turntable (disk) of radius r = 26.0 cm and rotational inertia0.400 kg m2 rotates with an angular...
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A mass m rotates at constant speed v at a radius of R from the rotational exis. A force F provides
(a) stay the same
(b) double
(c) halve
(d) quadruple
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