Types of Friction MCQs Quiz Online PDF Download eBook
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"How much centripetal force is needed to make a body of mass 0.8 kg to move in a circle of radius 40 cm with a speed 2 ms−1?" Multiple Choice Questions (MCQ) on spherical mirror formula with choices 5 n, 6 n, 7 n, and 8 n for secondary school graduation certificate. Practice dynamics quiz questions for online certificate programs for online degree programs.
MCQs on Types of Friction PDF Download eBook
MCQ: How much centripetal force is needed to make a body of mass 0.8 kg to move in a circle of radius 40 cm with a speed 2 ms−1?
- 5 N
- 6 N
- 7 N
- 8 N
MCQ: If the coefficient of friction between wood and marble is 0.6,mass of wood is 6 kg, then the force of friction between the wood and the horizontal marble floor will be
- 36 N
- 30 N
- 40 N
- 23 N
MCQ: Which of the following material lowers friction when we pushed between metal plates
- fine marble powder
MCQ: The friction offers by a slippery ground is
- very high
- very little
- very difficult
MCQ: If we make the sliding surfaces smooth by lubricating etc. the friction can be
- all of above