Punjab 9th Class Physics Model Paper 5 MCQs Test Online Punjab 9th Class Physics Model Paper 5 MCQs Test Online 123456789101112131415161718192021222324252627282930313233343536Show paginator Hide paginator Question 1 of 36Physics 1. Near the surface of Earth, the gravitational field strength is: 1.100 Nkg⁻¹ 2.1000 Nkg⁻¹3.zero 4.10Nkg⁻¹ Question 1 of 36Question 2 of 36 2. Kinetic energy is directly proportional to the velocity of a body: 1.two times 2.three times 3.four times4.square Question 2 of 36Question 3 of 36 3. The orbital velocity of a satellite revolving at height ‘h’ above the surface of Earth is given by:1.V₀ = 2√(gh(R+h)) 2.None of these3.V₀ = √(gh(R+h)) 4.V₀ = √(gh(2R+h)) Question 3 of 36Question 4 of 36 4. The centripetal acceleration is inversely proportional to: 1.mass and radius2.mass 3.velocity 4.radius Question 4 of 36Question 5 of 36 5. The velocity of geostationary satellites with respect to Earth is: 1.v₀ 2.zero 3.2v₀ 4.½ v₀Question 5 of 36Question 6 of 36 6. The idea of gravity was put up first by: 1.Einstein2.Hooke 3.Galileo 4.Isaac Newton Question 6 of 36Question 7 of 36 7. Centripetal force is directly proportional to: 1.v² 2.r3.m² 4.v Question 7 of 36Question 8 of 36 8. Which one of the following converts light energy into electrical energy? 1.Electric cell2.Electric generator 3.Photocell 4.Electric bulb Question 8 of 36Question 9 of 36 9. The velocity of geostationary satellites with respect to Earth is: 1.zero 2.5 kmh⁻¹ 3.10 kmh⁻¹ 4.15 kmh⁻¹Question 9 of 36Question 10 of 36 10. Value of ‘g’ increases with the _________. 1.decrease in altitude 2.increase in weight of body3.increases in mass of a body 4.increase in altitude Question 10 of 36Question 11 of 36 11. The value of “g” on Moon’s surface is: 1.1.6 cms⁻² 2.1.6 ms⁻² 3.1.6 ms⁻¹ 4.1.6 kms⁻¹Question 11 of 36Question 12 of 36 12. The energy stored in coal is: 1.Chemical energy 2.Kinetic energy 3.Nuclear energy4.Heat energy Question 12 of 36Question 13 of 36 13. The value of g on Moon’s surface is 1.6 ms⁻². What will be the weight of a 10 kg body on the surface of a Moon? 1.16 N 2.100 N 3.160 N4.10 N Question 13 of 36Question 14 of 36 14. Earth’s gravitational force of attraction vanishes at: 1. 6400 km 2.infinity 3.1000 km4.42300 km Question 14 of 36Question 15 of 36 15. Value of gravitational acceleration at 1000 km above the surface of earth is: 1.7.3 ms⁻¹2.3.7 ms⁻¹ 3.9.8 ms⁻¹4.37.3 ms⁻¹ Question 15 of 36Question 16 of 36 16. The SI unit of work is: 1.Pascal (Pa)2.Joule (J) 3.Watt (W)4.Newton (N) Question 16 of 36Question 17 of 36 17. The value of ‘g’ increases with the __________. 1.1.62 ms⁻²2.9.8 ms⁻²3.25.94 ms⁻²4.10 ms⁻² Question 17 of 36Question 18 of 36 18. Near the surface of Earth, the gravitational field strength is: 1.10 Nkg⁻¹2.6 Nkg⁻¹ 3.5 Nkg⁻¹ 4.8 Nkg⁻¹ Question 18 of 36Question 19 of 36 19. Rate of doing work is called: 1.energy 2.power 3.momentum4.torque Question 19 of 36Question 20 of 36 20. The work down in lifting a brick of mass 2kg through a height of 5m above ground will be: 1.10 J 2.100 J3.50 J 4.2.5 J Question 20 of 36Question 21 of 36 21. Newton’s law of gravitation resembles with: 1.2nd law of motion 2.1st law of motion 3.3rd law of motion 4.law of gravitationQuestion 21 of 36Question 22 of 36 22. In Einstein’s mass-energy equation, ‘c’ is the: 1. Speed of Sound 2.Speed of light 3.Speed of electron 4. Speed of earthQuestion 22 of 36Question 23 of 36 23. The moon completes its one revolution around the Earth in: 1.31.3 days2.29.3 days 3.25.3 days 4.27.3 days Question 23 of 36Question 24 of 36 24. Everybody in the universe attracts other with a force which is: 1.directly proportional to the distance between them 2.inversely proportional to the product of their masses 3.directly proportional to the square of the distance between them4.directly proportional to the product of their masses Question 24 of 36Question 25 of 36 25. The moon is nearly ________ away from the Earth. 1.3,80,000 km 2.37, 0000 km3.3,800 km 4.37, 000 km Question 25 of 36Question 26 of 36 26. A force which is inversely proportional to the square of the distance between the centers of bodies is: 1.centripetal force 2.frictional force 3.centrifugal force 4.gravitational forceQuestion 26 of 36Question 27 of 36 27. If the velocity of a body becomes three times greater, than kinetic energy will be: 1.nine times 2.three times 3.six times4.four times Question 27 of 36Question 28 of 36 28. The work will be zero, if angle between force and distance is: 1.45° 2.60° 3.90°4.180° Question 28 of 36Question 29 of 36 29. The mass of Earth is: 1.6 x 10²⁴ N 2.6 x 10²⁴kg3.6 x 10⁴ kg 4.6 x 10¹⁴ kg Question 29 of 36Question 30 of 36 30. The height of geostationary satellites with respect to Earth is: 1.36,300 km 2.40, 300 km 3.30,300 km 4.42,300 kmQuestion 30 of 36Question 31 of 36 31. The energy stored in a dam is: 1.kinetic energy 2.Potential energy 3.Electric energy 4.Thermal energyQuestion 31 of 36Question 32 of 36 32. The value of ‘g’ at a height one Earth’s radius above the surface of the earth is: 1.½g 2.1/4g3.1/3g 4.2g Question 32 of 36Question 33 of 36 33. The value of “g” on Mars surface is: 1.3.73ms⁻² 2.1.62 ms⁻² 3.8.87 ms⁻² 4.10 ms⁻²Question 33 of 36Question 34 of 36 34. The kinetic energy of a body of mass 2kg is 25J. Its speed is: 1.5 ms⁻¹ 2.12.5 ms⁻¹ 3.25 ms⁻¹ 4.50 ms⁻¹Question 34 of 36Question 35 of 36 35. 10 joules work is done by a machine in 5 seconds. Its power will be: 1.50W2.10W 3.25W 4.2W Question 35 of 36Question 36 of 36 36. The orbit speed of a low orbit satellite is: 1.8 ms⁻¹ 2.800 ms⁻¹ 3.zero 4.8000 ms⁻¹Question 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.