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10th Class Science Sample Paper Sample Paper - 4 Term - 1

  • question_answer
      Define electric power. An electric motor takes 5 A from a 220 V line. Find the power of the motor and energy consumed in 2 h.

    Answer:

      The electrical energy consumed by a device per unit time is called electric power.                                             (1)                  Given, Current (I) = 5A, Potential difference (V) = 220V, Time (t) = 2h Power of electric motor                                                                                                                                                                          (1) Energy consumed by the motor                                                                                                                                                                           (1)


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