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The power is transmitted from a power ho...

The power is transmitted from a power house on a voltage `AC` because

A

Electric current travels faster at higher volts

B

It is more economical due to less power wastage

C

It is difficult to less power voltage

D

Chance of stealing transmission lines are minimize

Text Solution

Verified by Experts

The correct Answer is:
B
Power loss `prop 1/(("Voltage")^(2))`
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Knowledge Check

  • A.C. power is transmitted from a power house at a high voltages

    A
    the rate of transmission is faster at high voltages
    B
    it is more economical due to less power loss
    C
    power cannot be transmitted at low voltage
    D
    a precaution against theft of transmission line

  • If 2.2 kilowatt power is transmitted through a 10 ohm line at 22000 volt , the power loss in the form of heat will be

    A
    `0.1` watt
    B
    1 watt
    C
    10 watt
    D
    100 watt

  • To express AC power in the same from as DC power, a special value of current is defined and used, is called

    A
    root mean square current `(l_(rms))`effective current
    B
    effective current
    C
    induced current
    D
    Both (a) and (b)

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