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Kinematic

Q.1) What should a person do on a freely rotating turn-table to decreases his angular speed?

(A) Brings his hands together

(B) Raises his hands up

(C) Spreads his hands outward

(D) Sits down with raised hands

Q.2) Which of the following particle has maximum mometum, if all particles are moving with a same speed?

(A) Electron

(B) Proton

(C) Deuteron

(D) Alpha prticle

Q.3) Which of the following law of conservation applicable on the motion of a rocket?

(A) Conservation of mass

(B) Conservation of charge

(C) Conservation of momentum

(D) Conservation of energy

Q.4) When the speed of car is doubled, then what will be the braking force of the car to stop it in the same distance?

(A) Four times

(B) Two times

(C) Half

(D) One-fourth

Q.5) The dimension of which of the following is the same as that of impulse?

(A) Volume

(B) Momentum

(C) Torque

(D) Change in the rate of momentum

Q.6) Rain drops fall from great height.Which among the following statements is true regarding it?

(A) They fall with that ultimate velocity, which are different for different droplets

(B) They fall with same ultimate velocity

(C) Their velocity increases and they fall with different velocity on the earth

(D) Their velocity increase and they fall with same velocity on the earth

Q.7) Whil,e catching a ball, a player pulls down his hands to lower the

(A) Force

(B) Momentum

(C) Impulse

(D) Catching time

Q.8) If the velocity time graph of a particle is represented by y=mt+c, then the particle is moving with

(A) Constant speed

(B) Constant velocity

(C) Constant acceleration

(D) Varying acceleration

Q.9) The swing of a spinning cricket ball in air can be explained on the basis of

(A) Sudden change in wind direction

(B) Buoyancy of air

(C) Turbulence caused by wind

(D) Bernoulli's theorem

Q.10) The spokes used in the wheel of a bicycle increase its

(A) Moment of inertia

(B) Velocity

(C) Acceleration

(D) Momentum

ਜੇਕਰ ਤੁਸੀ ਕਿਸੇ ਵੀ ਸਰਕਾਰੀ ਨੌਕਰੀ ਬਾਰੇ ਜਾਣਕਾਰੀ ਲੈਣਾ ਚਾਹੁੰਦੇ ਹੋ ਤਾ ਉੱਤੇ ਦਿੱਤੇ ਕੰਮੈਟ ਬਾਕਸ ਵਿੱਚ ਕੰਮੈਟ ਕਰ ਸਕਦੇ ਹੋ ਧੰਨਵਾਦ ਅਰਨ ਮਨੀ ਜੋਬਜ ਟੀਮ