Advertisements
Advertisements
प्रश्न
Find out the energy conversion that take place in the following.
Electric Iron box : _______ _______
Advertisements
उत्तर
Electric Iron box: Electric energy to Heat energy.
APPEARS IN
संबंधित प्रश्न
A bulb is connected to a battery of p.d 4 V and internal resistance 2.5 Ω. A steady current of 0.5 A flows through the circuit. Calculate:
- the total energy supplied by the battery in 10 minutes
- the resistance of the bulb and
- the energy dissipated in the bulb in 10 minutes.
Write an expression for the electrical energy spent in flow of current through an electrical appliance in terms of current, resistance and time.
How do kilowatt and kilowatt-hour differ?
An electric toaster draws current 8 A in a circuit with source of voltage 220 V. It is used for 2 h. Find the cost of operating the toaster if the cost of electrical energy is ₹ 4.50 per kWh.
Electrical energy is used to run electric trains.
What are the different forms of energy?
Electric eel is a ______.
What are the different ways electricity can be generated?
Choose the odd one:
A bulb of power 60 W is used for 12.5 h each day for 30 days. Calculate the electrical energy consumed.
