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July 4, 2015

Homework Help: physics

Posted by srikar on Thursday, May 17, 2012 at 10:13am.

i will begreatfull if u help me insolving the below problems:
1.)the time period of a pendulum clock on the surface of the earth is 6 sec.Find the timeperiod of the same pendulum on the moon.(g=9.8m/sec2)

2.)the time period of a pendulum is 6.28sec.Whay will be its lengthif g=9.8m/sec2

3.)a long spring whose one end is rigidly fixed is stretched from the other end and then left.longitudinal waves of frequency 10Hz are produced .if the velocity of the wave is 40m/sec ,find the distance between two consecutive compressions in the spring.

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