11th class Physics chapter 4 online mcq test with answers for ICS part 1 Physics chapter 4(Work and Energy)

Physics ICS Part 1 Chapter 4 Online Test

Sr. #	Questions	Answers Choice
1	The dimension of power is	MLT-1 ML2T-2 ML2T2 ML2T-3
2	The power needed to lift a mass of 5000 g to height of 1 m in 2 secnd is	2.45 watt 24.5 watt 245 watt 2.45 watt
3	Identity the non conservative force among the following.	Frictional force Electrical force Gravitational force Elastic restoring force
4	A body of mass 2 kg moving with velocity of 4 ms-1 has K.E. equal to.	16 J 8 J 32 J 2 J
5	3 Joules of work id done is 3 seconds, then power	6 Watt 1 Watt 3 Watt 2 Watt
6	The commercial unit of electric energy is	Kilo watt hour watt Watt hour Kilo Watt
7	Kilo watt hour is the unit of	Power Energy Force Torque
8	If a body of mass 5 kg is raised vertically through a distance of 1 m, then work done is.	49 J 4.9 J 490 J 0.49 J
9	The work done will be maximum when angle between F and d.	180<sup>o</sup> 0<sup>o</sup> 90<sup>o</sup> 60<sup>o</sup>
10	SI unit of work	Newton Walt Pascal Joule
11	The unit of work in base unit is	Kg m-1 sec-2 Kgm sec-2 Kgm2 sec-1 Kgm-1 sec-1
12	The dimensions of work are.	[MLT-1] [MLT-2] [ML2T-2] [MLT]
13	Work is negative when angle between F and d is	45<sup>o</sup> <sub>0</sub><sup>o</sup> 90<sup>o</sup> 180<sup>o</sup>
14	Work has dimension lime	Torque Momentum Velocity Power
15	Salter's duck was invented by	Newton Einstein Prof Salter Maxwell
16	The tides raise in the sea roughly	Once a day Twice a day Three a day Four time a day
17	The unit of energy is same as that of	Power Work Torque Density

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