Question

7. A pendulum consisting of a massless
string of length 20 cm and a tiny bob
of mass 100 g is set up as a conical
pendulum. Its bob now performs 75 rpm.
Calculate kinetic energy and increase in
the gravitational potential energy of the
bob. (Use rt= 10)
​

Answer 1

up as a conical pendulum. Its bob now performs 75 rpm . Calculate kinetic energy and increase in the gravitational potential energy of the bob.

Answer 2

APPEARS IN A pendulum consisting of a massless string of length 20 cm and a tiny bob of mass 100 g is set up as a conical pendulum. Its bob now performs 75 rpm. Concept: Rolling Motion.

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