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Physics 19 Online
OpenStudy (anonymous):

a pendulum is used in a large clock. the pemdulum has a mass of 2kg if the pendulum is moving at SPEED of 2.9 m/s when it reaches the lowest point on its path. what is the maximum height of the pendulum? a) o.33 b) 0.21 c) 0.43 d) 0.51

OpenStudy (abhisar):

Do you know the principal of conservation of mechanical energy ?

OpenStudy (sidsiddhartha):

|dw:1406621487726:dw| can u tell me what is the amount of potential energy here

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