Advertisements
Advertisements
प्रश्न
Which quantity has the unit of watt?
उत्तर
Watt is the unit of power.
APPEARS IN
संबंधित प्रश्न
Which particles are responsible for current in conductors?
An electric kettle connected to the 230 V mains supply draws a current of 10 A. Calculate:
(a) the power of the kettle.
(b) the energy transferred in 1 minute.
A coil of copper wire is connected to a galvanometer. What would happen if a bar magnet is:
(i) Pushed into the coil with its north pole entering first?
(ii) Held at rest inside the coil?
(iii) Pulled out again?
Water in an electric kettle connected to a 220 V supply took 5 minutes to reach its boiling point. How long will it take if the supply voltage falls to 200 V?
Why is the heating element of an electric oven wound on a helix? State the reason.
What is the order of current drawn by appliances connected to the ‘light circuit’ of a household?
What is the order of current drawn by appliances connected to the ‘power circuit’ of a household?
An Electric bulb is marked 100 W, 230 V. What find the energy consumed by the bulb in one hour.
1 kWh = ______ J.
