Physics General Science Test Hard Mode With Answers

Physics General Science Test Hard Mode

Sr. # Questions Answers Choice
1 Two bodies of masses m1 and m2 have equal momentum their kinetic energies E1 and E2 are in the ratio √m<sub>1</sub> :&nbsp;√m<sub>2</sub> <span style="font-size: 14.44444465637207px;">m</span><sub>1 </sub>:&nbsp;<span style="font-size: 14.44444465637207px;">m</span><sub>2</sub> <span style="font-size: 14.44444465637207px;">m</span><sub>2 </sub>:&nbsp;<span style="font-size: 14.44444465637207px;">m</span><sub>1</sub> <span style="font-size: 14.44444465637207px;">m</span><sub>1</sub><sup>2</sup>&nbsp;:&nbsp;<span style="font-size: 14.44444465637207px;">m</span><sub>2</sub><sup>2</sup>
2 A body of mass 2 kg is thrown up vertically with K.E of 490 joules If the acceleration due to gravity is 9.8 m/s2 the height at which the K.E of the body becomes half its original value is give by: 50 m 12.5 m 25 m 10 m
3 A body moves a distance of 10 m along a straight line under the action of a force of 5 Newtons, if the work done is 25 joules the angle which the force takes with the direction of motion of the body is: 0° 30° 60° 90°
4 Two masses of 1 g and 4 g are moving with equal kinetic energies The ratio of the magnitudes of their linear moments is: 4 : 1 √2 : 1 1 : 2 1 : 16
5 Which of the following four statements is false? A body can have zero velocity and still be accelerated A body can have a constant velocity and still have a varying speed A body can have a constant speed and still have a varying velocity The direction of the velocity of a acceleration is constant
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