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Ignoring friction, the total amount of potential energy plus kinetic energy of a swinging pendulum bob will be _____.

a. zero
b. small
c. large
d. constant

1 Answer

4 votes
If we neglect air drag force(air resistance) on simple swinging pendulum, total energy of the system remains conserved. In other words, potential energy + kinetic energy remains constant.

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User Sai Manoj
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