Download App

Management of Natural Resources — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceManagement of Natural Resources2 Marks
Question
What is an electric motor?
✓

Answer

Electric motor is the electro-mechanical machine which converts the electrical energy into mechanical energy. In other words, the devices which produce rotational force is known as the motor. The AC motor takes alternating current as an input, whereas the DC motor takes direct current.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[2 Mark Questions]" from Management of Natural Resources→Management of Natural Resources — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

Explain the given reaction with the example:Substitution reaction.
→
Name the various organs of the human excretory system.
→
What is meant by biodiversity? List two advantages of conserving forests and wild life.
→
The lens A produces a magnification of, -0.6 whereas lens B produces a magnification of +0.6:
  1. What is the nature of lens A?
  2. What is the nature of lens B?
→
In the reaction represented by the equation:
$\text{MnO}_2\ +\ 4\text{Hl}\xrightarrow{\ \ \ \ \ \ \ \ \ \ \ }\text{MnCl}_2\ +\ 2\text{H}_2\text{O}\ +\ \text{Cl}_2$
  1. Name the substance oxidised.
  2. Name the oxidising agent.
  3. Name the substance reduced.
  4. Name the reducing agent.
→
Write a balanced chemical equation for each of the following reaction and also classify them.
Hydrogen sulphide gas reacts with oxygen gas to form solid sulphur and liquid water.
→
Draw a flow chart to show the classification of nervous system into various parts.
→
What happens when calcium reacts with water? Write the chemical equation of the reaction of calcium with water.
→
Why do fishes die when taken out of water?
→
Why are coal and petroleum called fossil fuels?
→