Physics: Motion, Electricity & Energy

JKSSB Finance Accounts Assistant · General Science · 8 practice questions with answers and explanations: 3 Easy, 3 Medium, 2 Hard.

Sample questions

Sample Easy question 1

The SI unit of electrical power is the:

  1. Joule
  2. Watt
  3. Volt
  4. Coulomb
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Answer: B. Electrical power is measured in Watts (W).

Sample Medium question 2

Voltage (electric potential difference) is measured in:

  1. Amperes
  2. Ohms
  3. Volts
  4. Watts
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Answer: C. Voltage, or electric potential difference, is measured in Volts (V).

Sample Hard question 3

Electrical energy consumed is calculated using the formula (Power × Time), commonly measured in households as:

  1. Ampere-hours
  2. Kilowatt-hours (units)
  3. Volt-seconds
  4. Ohm-minutes
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Answer: B. Household electrical energy consumption is billed in kilowatt-hours (kWh), i.e., power (kW) multiplied by time (hours).

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