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In a two particle system, one particle ...

In a two particle system, one particle lies at origin another one lies at a distance of X. Then the position of center of mass of these particles is

A

`(m_(2)X_(2))/(m_(1)+m_(2))`

B

`(X)/(2)`

C

`(mX)/(m_(1)+m_(2))`

D

`(m_(1)+m_(2))/(mX)`

Text Solution

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The correct Answer is:
B
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FULL MARKS-MOTION OF SYSTEM OF PARTICLES AND RIGID BODIES-ADDITIONAL QUESTIONS SOLVED - I ( MULTIPLE CHOICE QUESTION)
  1. The positon of center of mass can be written in the vector form as

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  2. The positions of two masses, x1 and x2. The position of center of mass...

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  3. In a two particle system, one particle lies at origin another one lie...

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  4. State the principle of moments .

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  5. Infinitesimal quantity means

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  6. In the absence of external forces the center of mass will be in a stat...

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  7. The activity of the force to produce rotational motion in a body is ca...

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  8. The moment of the external applied force about a point or axis of rota...

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  9. Torque is given as

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  10. The magnitude of torque is

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  11. The direction of torque acts

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  12. The unit of torque is

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  13. The direction of torque is found using

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  14. If the direction of torque is out of the paper then the rotation produ...

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  15. If the direction of the torque is inward the paper then the rotation i...

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  16. If vecr and vecF are parallel or anti-parallel, then the torque is

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  17. the maximum possible value of torque is

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  18. The relation between torque and angular acceleration is

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  19. Angular momentum is ………………….. Vector.

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  20. The magnitude of angular momentum is given by

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