Eamcet Physics - 1 st Year : Unit 5.1( Motion of System of Particles And Rigid Body ) -Centre of Mass Free Online Tests | Mock Tests | Preparation | Practice Tests

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Eamcet Physics
1 st Year : Unit 5.1( Motion of System of Particles And Rigid Body ) -Centre of Mass

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The co-ordinates of centre of mass of particles of mass 10, 20 and 30 gm are (1, 1, 1) cm. The position co-ordinates of mass 40 gm which when added to the system, the position of combined centre of mass be at (0, 0, 0) are,

A. (3/2, 3/2, 3/2)

B. (-3/2, -3/2, -3/2)

C. (3/4, 3/4, 3/4)

D. (-3/4, -3/4, -3/4)

E. None of the above

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Correct choice: B

Explanation:

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Eamcet Physics 1 st Year : Unit 5.1( Motion of System of Particles And Rigid Body ) -Centre of Mass

Eamcet Physics
1 st Year : Unit 5.1( Motion of System of Particles And Rigid Body ) -Centre of Mass