Home Physics Work and Energy Test Online Preparation Mcqs Physics Work and Energy Test Online Preparation Mcqs Physics Work and Energy Test Online Preparation Mcqs With Answers Start Below 123456789101112131415Show paginator Hide paginator 7% Question 1 of 15 1. An elevator weighing 3.5x10+10 N is raised to a height of 1000 m in the absence of friction, the work done isA. 3.5x104 JB. 3.5x103 JC. 3.5x109 JD. 3.5x106 JQuestion 1 of 15 Loading... Question 2 of 15 2. If a body a mass of 2 kg is raised vertically through 2m, then the work done will beA. 392.1 JB. 39.2 JC. 3.92 JD. 38.2 JQuestion 2 of 15 Loading... Question 3 of 15 3. If velocity is doubled, thenA. Momentum increases to 2 times and K.E increases constantB. Momentum and K.E remain sameC. Momentum increase to 4 times and K.E increases to w timesD. Momentum increases to 2 times and K.E increases to 4 timesQuestion 3 of 15 Loading... Question 4 of 15 4. The tides raise the water in the sea roughly in a dayA. Four timeB. OnceC. TwiceD. Eight timeQuestion 4 of 15 Loading... Question 5 of 15 5. From which source would the release of energy be affected by the change in the earth’s gravitational fieldA. NuclearB. HydroelectricC. ChemicalD. GeothermalQuestion 5 of 15 Loading... Question 6 of 15 6. The source of tidal energy isA. MoonB. SunC. EarthD. Both a and bQuestion 6 of 15 Loading... Question 7 of 15 7. The power output of a lamp is 6W. How much energy does the lamp give out in 2 minutesA. 430 JB. 720 JC. 3JD. 120 JQuestion 7 of 15 Loading... Question 8 of 15 8. The source of geothermal energy is:A. Compression of material in the earthB. All as side in a, b and cC. Decay of radioactive element in the earthD. Residual heat of the earthQuestion 8 of 15 Loading... Question 9 of 15 9. Which of the following is not conservative forceA. FrictionB. GravitationalC. Elastic spring forceD. ElectricQuestion 9 of 15 Loading... Question 10 of 15 10. One mega watt hour is equal toA. 3.6x1012 JB. 3.6x106 JC. 3.6x109 JD. 3.6x108 JQuestion 10 of 15 Loading... Question 11 of 15 11. The relation between the escape velocity Vesc and orbital speed Vo is given byA. Vesc = √2 VoB. Vesc = 1/2VoC. Vesc = 2VoD. Vesc = VoQuestion 11 of 15 Loading... Question 12 of 15 12. Escape velocity depends upon the radius of earth. Which one shows its proper dependenceA. V α R1/2B. V α RC. V α R-1D. V α R1/3Question 12 of 15 Loading... Question 13 of 15 13. A tennis ball is dropped on to a horizontal surface. As the ball bounces up and down, the height of each bounce gradually decreases, during the motion of the ballA. The total energy of the ball, ground and air is constantB. The K.E of the ball is constantC. The P.E of the ball is constantD. The sum of P.E and K.E energies of the ball is constantQuestion 13 of 15 Loading... Question 14 of 15 14. Work has the dimension as that of same as that ofA. Linear momentumB. Angular momentumC. TorqueD. PowerQuestion 14 of 15 Loading... Question 15 of 15 15. Propulsion force of a rocket isA. Conservative and rocket has reach high altitudeB. None of theseC. Conservative forceD. Non-conservative forceQuestion 15 of 15 Loading... Loading... Related Study Posts:MDCAT Test Physics Test Online PreparationAtomic Energy Jobs Test NTS Result 2024 Check OnlineASF Written Test Preparation Online McqsOnline ECAT Test Preparation McqsFPSC SST Test Preparation Mcqs OnlinePPSC Lecturer Test Preparation Online McqsTESCO Jobs Online NTS Test Preparation McqsLecturer Test KPPSC Preparation Mcqs OnlineFIA ASI Sub Inspectors Job 2024 OTS Test Preparation…SPSC SST Test Preparation Mcqs Online with Syllabus
