Advertisements
Advertisements
प्रश्न
Why is the electric power from the generating station transmitted at high voltage?
Advertisements
उत्तर
The electric power from the generating station is transmitted at high voltage to minimise the loss of energy in the live wires.
APPEARS IN
संबंधित प्रश्न
What determines the rate at which energy is delivered by a current?
What is the current in the circuit shown (Fig. )

Two resistors A and B of 4 Ω and 6 Ω respectively are connected in parallel. The combination is connected across a 6 volt battery of negligible resistance. Calculate the power supplied by the battery.
Why is heating coil wound in the form of a helix in electric stove?
Why is the heating element of an electric oven wound on a helix? State the reason.
An Electric bulb is marked 100 W, 230 V. What current does it take?
Two bulbs are rated: bulb A 100W, 120 V bulb B 10W, 120 V. If both are connected across a 120V supply, which bulb will consume more energy, When in series? Also calculate the current through each bulb in above cases.
A. bulb is rated at 100W, 250V and another one at 60W, 250V. What is the current flowing in the circuit if the two bulbs are put in series across a 220 V mains supply?
A cooler of 1500 W, 200 volts and a fan of 500 W, 200 volts are to be used from a household supply. The rating of fuse to be used is:
The electrical power and current in the circuit relates by ______
