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The unit of power is defined as: (2023)

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Question: The unit of power is defined as: (2023)

Options:

  1. Joule per second
  2. Newton per meter
  3. Watt per hour
  4. Kilowatt

Correct Answer: Joule per second

Exam Year: 2023

Solution: 

Power is defined as Joule per second (Watt).

The unit of power is defined as: (2023)

Practice Questions

Q1
The unit of power is defined as: (2023)
  1. Joule per second
  2. Newton per meter
  3. Watt per hour
  4. Kilowatt

Questions & Step-by-Step Solutions

The unit of power is defined as: (2023)
  • Step 1: Understand what power means. Power is the rate at which energy is used or transferred.
  • Step 2: Know the unit of energy. The unit of energy is the Joule.
  • Step 3: Understand the time component. Power measures how much energy is used in a certain amount of time.
  • Step 4: Combine the two concepts. Power is measured in Joules per second.
  • Step 5: Recognize the unit name. Joules per second is also called a Watt.
  • Power – Power is the rate at which work is done or energy is transferred, measured in Watts (Joules per second).
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