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Physics

System Of Particles Rotational Motion

6 previous year questions.

Volume: 6 Ques
Yield: Medium

High-Yield Trend

2
2021
1
2015
1
2014
2
2012

Chapter Questions
6 MCQs

01
PYQ 2012
medium
physics ID: comedk-u
A mass of 0.1 kg is hung at the 20 cm mark from a 1 m rod weighing 0.25 kg pivoted at its centre. The rod will not topple if
1
No other mass is attached to the rod
2
0.15 kg is hung at 80 cm mark
3
0.15 kg is hung at 70 cm mark
4
0.10 kg is hung at 70 cm mark
02
PYQ 2012
medium
physics ID: comedk-u
A ring rolls down an inclined plane. The ratio of rotational kinetic energy to translational kinetic energy is
1
1:03
2
1:01
3
3:01
4
2:01
03
PYQ 2014
easy
physics ID: comedk-u
The centre of mass of a system of two bodies of masses and separated by a distance is
1
midway between the bodies
2
closer to the heavier body
3
closer to the lighter body
4
at the centre of the heavier body
04
PYQ 2015
easy
physics ID: comedk-u
A person sitting firmly over a rotating stool has his arms stretched. If he folds his arms, his angular momentum about the axis of rotation
1
increases
2
decreases
3
remains unchanged
4
doubles
05
PYQ 2021
medium
physics ID: comedk-u
For motion under central forces, which quantity will be conserved?
1
Kinetic energy
2
Mechanical energy
3
Potential energy
4
None of the above
06
PYQ 2021
medium
physics ID: comedk-u
Newton’s second law of rotational motion of a system of particles having angular momentum is given by
1

2

3

4

About System Of Particles Rotational Motion - COMEDK-UGET

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