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Cadet Colleges Test 2026 Energy Free Quiz 3
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General 10 MCQs
21. Calculate the kinetic energy of a $2 ext{ kg}$ ball rolling at a speed of $3 ext{ m/s}$.
22. Calculate the gravitational potential energy of a $5 ext{ kg}$ object raised to a height of $4 ext{ meters}$ ($g = 10 ext{ m/s}^2$).
23. If $100 ext{ Joules}$ of work is done in $5 ext{ seconds}$, what is the power output?
24. What is the formula for calculating the percentage efficiency of an energy transfer system?
25. Which process is currently used in nuclear power plants to generate heat and electricity?
26. Energy harnessed from heat stored beneath the Earth's surface is called ____.
27. Energy stored in a stretched rubber band or compressed spring is called ____.
28. If the speed of a moving car is doubled, how does its kinetic energy change?
29. A major disadvantage of burning fossil fuels for energy generation is ____.
30. The commercial unit of electrical energy consumption (Kilowatt-hour, $ ext{kWh}$) is calculated as ____.

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Conducting Body: Respective Cadet College
Frequency: Annually | Time: 120 Minutes
Negative Marking: No

⚡ Test Pattern (Total: 100 MCQs):

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