Home
Class 10
PHYSICS
Electric power =I^(2)R...

Electric power `=I^(2)R`

Text Solution

Verified by Experts

1
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • EFFECTS OF ELECTRIC CURRENT

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Tell the odd one out. Give proper explanation :|3 Videos

  • EFFECTS OF ELECTRIC CURRENT

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Find the odd one out and justify it.|1 Videos

  • EFFECTS OF ELECTRIC CURRENT

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Selecting the correct options|10 Videos

  • DISTINGUISH BETWEEN THE FOLLOWING

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise Animal Classification|1 Videos

  • EXPLANATION AND GIVING CONCEPTS

    NAVNEET PUBLICATION - MAHARASHTRA BOARD|Exercise ANIMAL CLASSIFICATION|2 Videos

Similar Questions

Explore conceptually related problems

Electric power =V^(2)//R .

Electric power =(V^(2))/(.......)

Knowledge Check

  • The unit for expressing electric power is:

    A
    volt
    B
    joule
    C
    coulomb
    D
    watt

  • A: Electrical power through transmission lines is transmitted at high voltage. R: At high voltage theft of power is checked.

    A
    If both Assertion & Reason are true and the reason is the correct explanation of the assertion.
    B
    If both Assertion & Reason are true but the reason is not the correct explanation of the assertion.
    C
    If Assertion is true statement but Reason is false.
    D
    If both Assertion and Reason are false statements.

  • The dimensionally correct expression for the resistance R among the following is [P = electric power, l = electric current, t = time, V = volatge and E = electric energy]

    A
    `R=sqrt(Pl)`
    B
    `R=E/(l^(2)t)`
    C
    `R=V^(2)P`
    D
    R = Vl

    • Similar Questions

    Explore conceptually related problems

    Electrical Power

    Write true of false: Electric prowe =I ^2 R . What is the unit of electric power?

    A resistor R_(1) consumes electrical power P_(1) when connected to an emf epsilon . When resistor R_(2) is connected to the same emf , it consumes electrical power P_(2) . In terms of P_(1) and P_(2) , what is the total electrical power consumed when they are both connected to this emf source (a) in parallel (b) in series

    The dimensionally correct expression for the resistance R among the following is [P= electric power, l= Electric current 1 = time, V = voltage and E=electric energy]

    An electric heater is rated 1500 watt. If electric power costs Rs. 2 per kilp-watt-hour, then the cost of power of 10 hours running of the heater is

    Home
    Profile