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Richard
Richard asked in Science & MathematicsPhysics · 6 days ago

What is the power of a motor that draws a current of 2 A when connected to a 12 volt battery?

a. 24 watts

b. 6 watts

c. 12 watts

d. 2 watts

5 Answers

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  • ?
    Lv 7
    6 days ago
    Favorite Answer

    P = I x V = 2A * 12V = 24 W ◄ a

    Attachment image
  • ivan k
    Lv 5
    4 days ago

    The batteries drain at a rate of 24 amp volts.

    If the motor is 50% efficient, the shaft output power would be 12 watts

    If the shaft is not rotating, the output power would be zero.

    My guess is the answer they're looking for is 24 watts

  • Philomel
    Lv 7
    6 days ago

    2A*12v=24W                                          .

  • oubaas
    Lv 7
    6 days ago

    P =  12 V times 2 A = 24 watts

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  • oldschool
    Lv 7
    6 days ago

    Read the first page in the assigned chapter. 

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