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  1. The moon revolves around the earth in (assumed) circular orbit. Draw neat labelled diagram and indicate the following in the diagram.
    (i) centripetal force.
    (ii) centri-fugal force.
    (iii) centri-fugal reaction.
    (iv) Inertial frame of reference.
    (v) Non-inertial frame of reference.

  1. Estimate the mass of the sun if the earth revolves in an (assumed)circular orbit of radius 150 million kilometers around the sun. Take the period of the earth's revolution to be 365 days and G=6.67 x 10-11 N x m2 / Kg2


Solution

 

Index

3.1 Dynamics of a particle
3.2 Dynamics of a system of particles
3.3 Law of Conservation of Momentum

Chapter 4





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