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A man of mass 80 kg is riding on a small...

A man of mass 80 kg is riding on a small cart of mass 40 kg which is rolling along a level floor at a speed 2 m/s . He is running on the cart , so that his velocity relative to the cart is 3 m/s in the direction opposite to the motion of cart . What is the speed of the centre of the mass of the system ?

A

1.5 m/s

B

1 m/s

C

3 m/s

D

Zero

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DC PANDEY-CENTRE OF MASS, IMPULSE AND MOMENTUM-Comprehension type questions
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  2. Comprehension # 1 If net force on a system in a particular direction...

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  3. Comprehension # 1 If net force on a system in a particular direction...

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  4. Comprehension # 1 If net force on a system in a particular direction...

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  5. Comprehension # 1 If net force on a system in a particular direction...

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  6. Comprehension # 2 When two bodies collide normally they exert equal ...

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  7. Comprehension # 2 When two bodies collide normally they exert equal ...

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  8. Two identiacal masses are as shown in figure. One is thrown upwards wi...

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  9. Two identiacal masses are as shown in figure. One is thrown upwards wi...

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  10. Two identiacal masses are as shown in figure. One is thrown upwards wi...

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  11. Comprehension # 4 When the mass of a system is variable, a thrust fo...

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  12. Comprehension # 4 When the mass of a system is variable, a thrust fo...

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  13. Comprehension # 4 When the mass of a system is variable, a thrust fo...

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  14. Acceleration of two identical particles moving in a straight line are ...

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  15. Acceleration of two identical particles moving in a straight line are ...

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  16. Comprehension # 5 One particle of mass 1 kg is moving along positive...

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