Adaptive Practice
Energy
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Easy
What is the SI unit of energy?
Easy
Which of the following is an example of potential energy?
Easy
Energy can neither be created nor destroyed, only transformed. This statement is known as:
Medium
Which form of energy is primarily involved when a hydroelectric dam generates electricity?
Medium
A 2 kg object is lifted to a height of 5 m. What is its potential energy? (Take g = 10 m/s²)
Medium
Which of the following is NOT a renewable source of energy?
Easy
The energy possessed by a body due to its motion is called:
Hard
In the context of energy efficiency, which of the following devices is the most efficient?
Hard
Which of the following processes involves the conversion of chemical energy into mechanical energy?
Medium
A pendulum has maximum kinetic energy at: