Easy 900 likes

Question

Which type of energy is transformed to electrical energy in a dynamo?

WBBSE Class X Physical Science Concerns about our Environment 01 Mark 2022

Answer

In a dynamo, mechanical energy is transformed into electrical energy.

Related Questions

More WBBSE Easy level questions

1/12
Easy
712
Q. What is the SI unit of calorific value of fuels?
A. The SI unit of calorific value of fuels is joules per kilogram...
Easy
885
Q. Write the name of a gas which increases atmospheric temperature.
A. A gas that increases atmospheric temperature is carbon dioxide (CO2) OR Ultraviolet...
Easy
888
Q. Mention one fuel which is alternative to fossil fuel
A. One alternative fuel to fossil fuels is biofuel.
Easy
898
Q. Which layer of atmosphere has the greatest density? (a) Troposphere (b) Stratosphere (c) Mesosphere (d)...
A. a. Troposphere Explanation: The troposphere is the lowest layer of Earth's atmosphere...
Easy
927
Q. What is global warming?
A. Global warming is the gradual increase in Earth's average surface temperature due...
Easy
908
Q. Chlorine atom (Cl) destroys Ozone molecule (O3) – show with the help of a chemical...
A. Chlorine reacts with ozone: Cl + O3 → ClO + O2 Chlorine...
Easy
645
Q. The major constituent of Biogas is (a) CH4 (b) CFC (c) CO2 (d) CO
A. (a) CH4 Explanation Biogas primarily consists of methane (CH4), with small amounts...
Easy
564
Q. The amount of which greenhouse gas in the atmosphere increases by the burning of fossil...
A. Carbon dioxide.
Easy
957
Q. What is meant by the calorific value of a sample of coal is 30,000 kJkg-1?
A. The calorific value of a sample of coal being 30,000 kJ/kg means...
Easy
802
Q. Name a gas present in the atmosphere which is not a greenhouse gas.
A. Nitrogen (N2).
Easy
512
Q. Which of the following gases helps in the depletion of ozone in the ozone layer?
A. c. CFCs Explanation: CFCs (chlorofluorocarbons) are the gases responsible for the depletion...
Easy
Q. Which layer of atmosphere is susceptible to storm and rain?
A. Troposphere