ECAT Pre Engineering Physics Chapter 3 online mcq test with answers for chapter 3 (Motion and Force)

Physics ECAT Pre Engineering Chapter 3 Motion and Force Online Test

Sr. #	Questions	Answers Choice
1	One KWh is equal to:	3.6 x 10<sup>2</sup>J 3.6 KJ 3,6 x 10<sup>1</sup>KJ 3,6 MJ
2	The velocity given to a body to go out of the influence of earth's gravity is known as:	Terminal velocity Orbital velocity Escape velocity None of these
3	When two protons are brought closer potential energy of both of them:	Increases Decreases Remains same None of these
4	A body of weight 1 N has a kinetic energy of 1 joule when its speed is:	1.46 m sec<sup>-1</sup> 2.44 m sec<sup>-1</sup> 3.42 m sec<sup>-1</sup> 4.43 m sec<sup>-1</sup>
5	Tick the conservative force:	tension in a string Air resistance Elastic spring force Frictional force
6	Work done along a closed path in a gravitational force is:	maximum Minimum Zero Unity
7	The time rate of change of displacement is called:	Time Acceleration Speed Velocity
8	One newton is a force that produces an acceleration of 0.5 m/sec²in a body of mass:	2 kg 3 kg 4 kg 8 kg
9	Force is a:	Scalar quantity Base quantity Derived quantity None of these
10	An object is dropped from a height of 100 m. Its velocity at the moment it touches the ground is:	100 m/sec 140 m/sec 1960 m/sec 196 m/sec
11	Bodies which falls freely under gravity provides good example of motion under:	Uniform acceleration Non-uniform acceleration Uniform velocity None of these
12	Swimming becomes possible because of______law of motion:	First Second Third None of these
13	A dirty carpet is to be cleaned by heating. This is an accordance with____ law of motion:	First Second Third None of these
14	A certain force gives an acceleration of 2 m/sec2 to a body if mass 5 kg. The same force would give a 29 kg object an acceleration of:	0.5 m/sec2 5 m/sec2 1.5 m/sec2 9.8 m/sec2
15	Slope of velocity-time graph represents:	Acceleration Speed Torque Work

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