9th Class Physics English Medium Online Test For Full Book With Answers

9th Class Physics English Medium Online Test For Full Book

Sr. # Questions Answers Choice
1 Which one is renewabel source of Coal Uranium Sunlight Natural gas
2 The type of energy derived from heated groud water is Tidal energy Hydroelectric energy Nuclear energy Geothermal energy
3 A box is taken to the second floor at a building by doing some work.This work converts to. Kinetic energy Heat enegy Potential energy Sound energy
4 A ball is thrown downward with an initial velocity, its. Ek increases and Ep decreases Ek decreases and Ep increases Both Ek and Ep increases Both Ek and Ep decreases
5 A 4 kg body is thrown vertically upward fromt he gorund with a velocity of 5 ms-1. If frictin is neglected tis kinetic energy just before hitting the ground is. 25 J 100 J 50 J 75 J
6 One unit of horsepower is equivalent 716 W 746 W 736 W 756W
7 The SI unt of power erg Newton Watt Joule
8 What is the power utilized when 100 J of work is done in 5 s.10 W 10 W 500 W 20 W 105 W
9 A weight lifter of power 1960watt lifts a load of mass 'M' from the ground to a ehght of 2 m in 3 second 'M' is. 200 kg 100 kg 400 kg 300 kg
10 A ball weighing 50 N is lifted to a height of 5 metre. The potential energy stored in it is. 25 J 250 J 55 J 45 J
11 A heavy and a lighter object have same momentum. The object with greater kineic energy is. Heavy Lighter Same kinetic energy Either a or b
12 A car, an ele;phant and a cricket ball have same kinetic energies, Which of these have greater speed. Car Cricket ball All have same speed Elephant
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