Unit 3 โ Dynamics
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Unit 3 โ Dynamics
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Question 1 of 9
1. Question
Newtonโs first law of motion is valid only in the absence of:
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Question 2 of 9
2. Question
Which of the following is the unit of momentum?
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Question 3 of 9
3. Question
When horse pulls a cart, the action is on the:
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Question 4 of 9
4. Question
Inertia depends upon
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Question 5 of 9
5. Question
A string is stretched by two equal and opposite forces 10 N each. The tension in the string is
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Question 6 of 9
6. Question
The mass of a body:
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Question 7 of 9
7. Question
Which of the following material lowers friction when pushed between metal plates?
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Question 8 of 9
8. Question
A boy jumps out of a moving bus. There is a danger for him to fall:
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Question 9 of 9
9. Question
Two bodies of masses m1 and m2 attached to the ends of an inextensible string passing over a frictionless pulling such that both move vertically. The acceleration of the bodies is:
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