Advertisements
Advertisements
Question
Find out the energy conversion that take place in the following.
Electric Iron box : _______ _______
Advertisements
Solution
Electric Iron box: Electric energy to Heat energy.
APPEARS IN
RELATED QUESTIONS
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.
Name the S.I. unit of electrical energy. How is it related to Wh?
List the names of three electrical gadgets used in your house. Write their power, voltage rating and approximate time for which each one is used in a day. Hence find the electrical energy consumed by each in a month of 30 days.
When a current I flows through a resistance R for time t, the electrical energy spent is given by ______.
Find out the energy conversion that takes place in the following.
Speaker ______.
Name the particles of atom?
What is electric energy?
Write the uses of Electric energy.
The ground state energy of a hydrogen atom is - 13.6 eV When its electron is in the first excited state, its excitation energy is
Units of electrical energy are ______
