Question:
Which of the following is a unit of power?
Which of the following is a unit of power?
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Household electrical appliances are rated in Watts or Kilo-Watts (kW). Horsepower (hp) is another common non-SI unit for power (\( 1 \text{ hp} \approx 746 \text{ W} \)).
Updated On: May 19, 2026
- Pascal
- Watt
- Dyne
- Volt
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The Correct Option is B
Solution and Explanation
Step 1: Understanding the Question:
Identify the correct unit for measuring power from the given options.
Step 2: Detailed Explanation:
Power is the rate of doing work or the rate at which energy is transferred.
The SI unit of power is the Watt (symbol: W).
\[ 1 \text{ Watt} = 1 \text{ Joule per second} \] Other units provided:
- Pascal (Pa) is the unit of Pressure.
- Dyne is the CGS unit of Force.
- Volt (V) is the unit of Electric Potential/Voltage.
Step 3: Final Answer:
Watt is the correct unit of power.
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