Punjab 9th Class Physics Model Paper 3 MCQs Test Online Punjab 9th Class Physics Model Paper 3 MCQs Test Online 123456789101112131415161718192021222324252627282930313233343536Show paginator Hide paginator Question 1 of 36Physics 1. Weight ‘W’ is equal to 1. 1/mg2. w = mg 3.w = g/m 4.w = m/g Question 1 of 36Question 2 of 36 2. According to the law of conservation of momentum: 1.V = M/mv2.V = m/MV 3.V = – m/M v 4.V = M/mv Question 2 of 36Question 3 of 36 3. A string is stretched by two equal and opposite forces of 10 N each. The tension in the string is: 1.20 N2.zero 3.10N4.5N Question 3 of 36Question 4 of 36 4. How much acceleration is produced by a force of 100 N in mass of 50 kg? 1.0.05 ms⁻² 2.20 ms⁻² 3.0.5 ms⁻² 4.2 ms⁻²Question 4 of 36Question 5 of 36 5. Which force rotates the body in a circle? 1.centrifugal force2.gravitational force 3.centripetal force 4. magnetic force Question 5 of 36Question 6 of 36 6. A mass of 6kg is moving with acceleration 2ms⁻², Force acting on it is: 1.3 N 2.4 N 3.12 N4.8 N Question 6 of 36Question 7 of 36 7. The force which keeps a body to move in a circle is called: 1.centripetal force 2.rotational force3.gravitational force 4.centrifugal force Question 7 of 36Question 8 of 36 8. The value of coefficient of friction between steel and steel is:1.0.82. 0.9 3. 0.09 4.0.05 Question 8 of 36Question 9 of 36 9. When a horse pulls a cart, the action is on the: 1.earth and cart2.cart 3.horse 4.earth Question 9 of 36Question 10 of 36 10. Complete the equation: (Pf-Pi)/t = ? 1.T 2.m3.S 4.F Question 10 of 36Question 11 of 36 11. Inertia depends upon: 1.mass 2.net force 3.force 4.velocityQuestion 11 of 36Question 12 of 36 12. The value of “g” on Moon’s surface is: 1.1.6 cms⁻² 2.1.6 ms⁻¹ 3.1.6 kms⁻¹4.1.6 ms⁻² Question 12 of 36Question 13 of 36 13. The value of co-efficient of friction between ice and wood is: 1.0.05 2.1.03.0.29 4.0.2 Question 13 of 36Question 14 of 36 14. Which of the following relation is correct?1.F = a/m2.F = m – a 3.F = m/a 4.F = ma Question 14 of 36Question 15 of 36 15. Rate of change of momentum is equal to: 1.Distance2.zero 3.torque 4.force Question 15 of 36Question 16 of 36 16. Newton’s first Law of motion is valid only in the absence of: 1.force 2.net force 3.momentum4.frictionQuestion 16 of 36Question 17 of 36 17. Mathematically momentum is defined as: 1.P = (mv)² 2.P = v/m 3.P = mv² 4.P = mvQuestion 17 of 36Question 18 of 36 18. The unit of weight in System International is: 1.Kg 2.Newton3.Pound 4.Dyne Question 18 of 36Question 19 of 36 19. Which of the following material lowers friction when pushed between metal plates? 1.water 2.air 3.fine marble powder 4.oilQuestion 19 of 36Question 20 of 36 20. Coefficient of friction is equal to:1.Fs + R2.Fs/R3.R/Fs 4. FsR Question 20 of 36Question 21 of 36 21. A force produces an acceleration of 10 ms⁻² in a body of mass 5 kg. The value of force is: 1.30 N 2.20 N 3.2 N 4.50 NQuestion 21 of 36Question 22 of 36 22. The SI unit of momentum is: 1.Ns⁻¹ 2.kgms⁻² 3.Ns4.Nm Question 22 of 36Question 23 of 36 23. Sliding friction can be converted into rolling friction by using: 1.ball bearings 2.wedges 3.levers 4.pulleysQuestion 23 of 36Question 24 of 36 24. Coefficient of friction between glass and glass is: 1.0.8 2.0.9 3.0.24.1.0 Question 24 of 36Question 25 of 36 25. 1 Newton is equal to: 1.1 kgm⁻¹s⁻¹ 2.1 kgms⁻² 3.1 kg⁻¹ m⁻¹ s⁻¹4.1 kgms Question 25 of 36Question 26 of 36 26. The maximum value of friction is called: 1.kinetic friction2.normal reaction 3.limiting friction 4.cold welds Question 26 of 36Question 27 of 36 27. Newton’s first law of motion is valid only in the absence of: 1.force2.friction 3.momentum4.energy Question 27 of 36Question 28 of 36 28. Two bodies of masses m₁ and m₂ attached to the ends of an in extensible string passing over a friction less pulley such that both move vertically. The acceleration of the bodies is: 1. (m₁ - m₂)/(m₁+ m₂)g2.(2m₁ m₂)/(m₁+ m₂)g 3.(m₁ X m₂)/(m₁+ m₂)g 4. (m₁ + m₂)/(m₁- m₂)g Question 28 of 36Question 29 of 36 29. Formula of momentum is: 1. P = mv⁻¹ 2.P = mv 3.M = mv 4.M = mv²Question 29 of 36Question 30 of 36 30. Co-efficient of friction between tyre and dry road is:1.1.02. 0.23.0.6 4.0.05 Question 30 of 36Question 31 of 36 31. The mass of a body: 1.decreases when accelerated 2.increases when accelerated 3.decreases when moving with high velocity 4.opposite to the direction of motionQuestion 31 of 36Question 32 of 36 32. Coefficient of friction μ_{s} between the tyre and road is:1.0.2 2.13.0.84.0.6 Question 32 of 36Question 33 of 36 33. A boy jumps out of a moving bus. There is a danger for him to all: 1.away from the bus 2.opposite to the direction of motion3.towards the moving bus 4.in the direction of motion Question 33 of 36Question 34 of 36 34. The weight of a body is 147 N. Its mass will be: (when g = 10 ms⁻²) 1.147 kg2.14.7 kg 3.1.47 kg 4.0.147 kg Question 34 of 36Question 35 of 36 35. The product of a mass and a velocity of a body is called:1.force 2.torque 3.momentum4. workQuestion 35 of 36Question 36 of 36 36. The coefficient of friction between iron and iron is: 1. centripetal force 2.frictional force3.gravitational force4. centrifugal force Question 36 of 36 Loading... Test By Subject Punjab Test By Topics 9th Class Physics You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.