Class 9 Physics MCQs - Chapter 1
Dynamics Trivia Questions & Answers PDF Download - 16
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The Quiz: When donkey pulls a cart, the action is on the; "Dynamics" App APK Download with answers: donkey, cart, earth, and earth and cart to learn online high school courses. Practice Physics Classroom MCQ Questions, download Kindle eBook (Free Sample) for distance learning.
Dynamics Test Questions and Answers PDF Download: MCQ 16
When donkey pulls a cart, the action is on the
- cart
- donkey
- earth
- earth and cart
A force acting on a body of mass 7 kg produces an acceleration of 10 ms−2. The acceleration that the same force will produce in a body of mass 9 kg will be
- 5 ms−2
- 6 ms−2
- 6.5 ms−2
- 7.7 ms−2
The body jumps out of a moving van. There is a danger for him to fall in
- towards the moving van
- away from the van
- direction of motion
- under the van
Two masses 4.5 kg and 3.8 kg are attached to the ends of an inextensible string passes over a frictionless pulley. Its acceleration when both masses are moving vertically will be equal to
- 0.8 ms−2
- 0.5 ms−2
- 2 ms−2
- 1.5 ms−2
When a force acts on a body, it produces an acceleration in the body and will be equal to the rate of change of
- velocity of the body
- displacement of the body
- inertia of the body
- momentum of the body
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Dynamics MCQ Book Questions
- (Force × displacement) is equal to
- In screw gauge, distance between consecutive threads on spindle is
- Acceleration that is produced by a 15N force in a mass of 8 kg will be equal to
- A bullet of mass 30 g is fired from a gun with a muzzle velocity 90ms−1. If its mass is 4 kg then recoil of gun will be
- Power of pump when it can lift 70 kg of water through 16 m in 10 s is