Which sources produce alternating current?

Important Questions on Magnetic Effects of Electric Current

EASY

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>QUESTIONS>Q 1

Name two safety measures commonly used in electric circuits and appliances.

MEDIUM

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>QUESTIONS>Q 2

An electric oven of $2 \mathrm{k}\mathrm{W}$ power rating is operated in a domestic electric circuit ( $220 \mathrm{V}$) that has a current rating of $5 \mathrm{A}$. What result do you expect? Explain.

EASY

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>QUESTIONS>Q 3

What precaution should be taken to avoid the overloading of domestic electric circuits?

EASY

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 1

Which of the following correctly describes the magnetic field near a long straight wire?

EASY

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 5

At the time of short circuit, the current in the circuit

EASY

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 6

The field at the centre of a solenoid carrying current will be parallel straight lines.

EASY

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 6

A wire with a green insulation is usually the live wire of an electric supply.

EASY

10th Madhya Pradesh Board

IMPORTANT

SCIENCE TEXTBOOK FOR CLASS X>Chapter 13 - Magnetic Effects of Electric Current>EXERCISES>Q 7

List two methods of producing magnetic field.