Question : Which of the following is the correct statement?
Option 1: Joule is the unit of work
Option 2: The unit of energy is the watt.
Option 3: Joule/ second is also a unit of energy.
Option 4: The unit of power is joule/newton.
Correct Answer: Joule is the unit of work
Solution : The correct answer is joule is the unit of work .
The joule (J) is the standard unit of energy and work in the International System of Units (SI). Mathematically, work (W) is defined as the force (F) applied to an object multiplied by the distance (d) over which the force is applied, and the unit of work is the joule. The watt (W) is the unit of power, not energy.
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