1st Year Fsc Physics Online Test With Answers

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1st Year Fsc Physics Online Test

Sr. # Questions Answers Choice
1 The dimensions of work are MLT<sup>-1</sup> MLT<sup>-2</sup> ML<sup>2</sup>T<sup>-2</sup> ML<sup>-1</sup>T<sup>-1</sup>
2 The SI unit of work is Newton Joule Mol Calorie
3 When distance is plotted against the force, it is taken along x-axis y-axis z-axis None of these
4 Work is a Scalar quantity Vector quantity Basic quantity None of these
5 Two quantities involved in work are Force and speed Force and velocity Force and displacement Force and acceleration
6 A collision in which K.E. of the system is not conserved is Elastic collision Inelastic collision 3rd low of motion None of these
7 Total change in momentum of an isolated system is Always (+) ve Always (-) ve Has maximum value Zero
8 The time rate of change of momentum equals Weight Applied force Impulse Mass
9 The action and reaction never act on Same body Two bodies many bodies All of these
10 A force applied on a body produces acceleration in Opposite direction perpendicular direction Its own direction In any direction
11 A frame of reference stationed at the earth is an Inertial frame None internal frame Accelerated frame Laboratory frame
12 The mass of a body is quantitative measure of its Motion Inertia Weight All of these
13 Newton's laws of motion were published in 1587 1687 1787 1887
14 In the absence of air resistance the acceleration of a body will be Uniform Variable Instantaneous None of these
15 The equations of motion hold good for Variable acceleration Uniform acceleration Centripetal acceleration All of these
16 When the car moves with an increasing acceleration then its velocity time graph is always Constant Variable A straight line A curve
17 Average acceleration is a Scalar quantity Vector quantity <div>(-) ve quantity</div> None of these
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