Everyday Science · Physics in Everyday Life · page 41 of 69
Force, Motion & Gravity MCQs with Answers
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- 401.
A _ is a stiff bar that rests on a support called a fulcrum which lifts or moves loads.
- 402.
A mass accelerates uniformly when the resultant force acting on it _?
- 403.
Friction is a force which always opposes?
- 404.
Two rail cargo cars are being hitched together. The first car has a mass of 15750 kg and is moving at a speed of 4 m/sec. The second car is initially at rest and has the same mass. What is the final velocity of the two cars after they are hitched together?
- 405.
A maintenance crew is working on a section of a three-lane highway with only one lane open to traffic. The result is much slower traffic flow. Do cars on a highway behave like _?
- 406.
During one oscillation, phase of oscillation changes by _?
- 407.
The process whereby energy is dissipated from the oscillating system is called _?
- 408.
When momentum is equal to kinetic energy, the velocity will be?
- 409.
A stone is projected vertically upwards from the ground at an initial speed of 15 m/s. Air resistance is negligible. What is the maximum height reached by the stone?
- 410.
The condition 'Book on table' is an example of?