Physics Important Questions for SPI Aurangabad, SSC MTS, SSC CHSL Exams
Sr. No. | Questions | Answer |
1 | The use of vernier scale, for accurate measurement of a length was invented by ____ | Pierre Vernier |
2 | If ‘n divisions of the vernier scale coincide with (n-1) divisions of the main scale, the least count of the instrument is ______ | 1/n |
3 | If ‘p’ be the pitch of the micrometer screw gauge and ‘n’ be the number of divisions on the head scale, then the least count of the screw gauge is _____ | p/n |
4 | Speed is a _____quantity | Scalar |
5 | If ‘u’ be the initial velocity, ‘a’ be the acceleration, ‘v’ the final velocity, ‘t’ the time and ‘s’ the distance covered, the first relation of motion is ______ | v=u+at |
6 | A stone is thrown up with a velocity of 19.6 m/s. The time it takes to reach the ground is ____ | 10 seconds |
7 | Force is the product of _____ | Mass and acceleration |
8 | Change of momentum per unit time is ____ | Force |
9 | Absolute units of force in CGS and MKS system are _____ | Dyne, Newton |
10 | The measure of the inertia of a body is _____ | Mass |
11 | If the value of acceleration due to gravity at a height of 1 km above the surface of earth is g, then the same value will be obtained below the surface of earth at a depth of ____ | 2 km |
12 | The acceleration due to gravity at the poles of earth is _________than that at the equator. | Greater |
13 | A stone when thrown upwards at a certain angle with the horizontal, covers maximum horizontal distance when touches the ground. The angle is _____ | 45 degree |
14 | In common balance we compare different ____ while in spring balance we compare different ___ | Mass, Weights |
15 | The weight of a body at the centre of the earth will be ______ | Zero |
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