Punjab 9th Class Physics Chapter 6 Work and Energy Mcqs Test Online Physics Chapter 6 Work and Energy Mcqs Test Online Punjab 9th Class 1234567891011Show paginator Hide paginator Question 1 of 11Physics 1. The work done will be zero when the angle between the force and the distance is 45° 60° 180°90° Question 1 of 11Question 2 of 11 2. The work done in lifting a brick of mass 2 kg through a height of 5 m above ground will be: 50 J 100 J 10 J 2.5 J Question 2 of 11Question 3 of 11 3. If the velocity of a body becomes double, then its kinetic energy will Become half Become double Remain the same Become four time Question 3 of 11Question 4 of 11 4. The kinetic energy of a body of mass 2 kg is 25 J. Its speed is 25 ms⁻¹ 5 ms⁻¹ 50 ms⁻¹12.5 ms⁻¹ Question 4 of 11Question 5 of 11 5. Which one of the following converts light energy into electrical energy? Electric generator Electric bulb Electric cell Photocell Question 5 of 11Question 6 of 11 6. In Einstein’s mass-energy equation, c is the: Speed of electron Speed of light Speed of sound Speed of EarthQuestion 6 of 11Question 7 of 11 7. When a body is lifted through a height h, the work done on it appears in the form of its: Elastic potential energy Potential energy Kinetic energy Geothermal energy Question 7 of 11Question 8 of 11 8. The energy stored in a dam is: Electric energy Thermal energy Kinetic energy Potential energy Question 8 of 11Question 9 of 11 9. Rate of doing work is called Power Energy Torque MomentumQuestion 9 of 11Question 10 of 11 10. If the direction of motion of the force is perpendicular to the direction of motion of the body, then work done will be: Zero None of these Maximum Minimum Question 10 of 11Question 11 of 11 11. The energy stored in coal is: Heat energy Chemical energy Nuclear energyKinetic energy Question 11 of 11 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.