Science, asked by keri105, 5 months ago

Column A
Column B
1.Rubber
a.Circuit
2.Solenoid carrying current
b.Electric circuit
3.Heating effect of current
C.Insulator
4 Closed path in which current flows
d.Fuse
5.Space around a magnet
e.Bar magnet
6 Path of an electric current
f.Magnetic field​

Answers

Answered by deepikamr06
0

BOOK FREE CLASS

COMPETITIVE EXAMS

BNAT

Classes

CBSE

NCERT Solutions

Commerce

ICSE

IAS

JEE

NEET

State Boards

Government Exams

Kids Learning

Academic Questions

Online Tuition

Full Forms

CAT

BUY A COURSE

+919243500460

CBSE

CBSE Study Material

NCERT Solutions

RD Sharma Solutions

NCERT Books

Textbook Solutions

CBSE Notes

Notification

NCERT Exemplar

NCERT Exemplar Class 7

Class 7 Science

Chapter 14 Electric Current And Its Effects

NCERT Exemplar Solutions Class 7 Science Chapter 14 Electric Current and Its Effects

NCERT Exemplar solutions for Class 7 Science Chapter 14 Electric Current and Its Effects includes solutions to all the problems provided in NCERT Exemplar book. This solution provides answers to questions of varying difficulty which will help you to gain extra knowledge on the topic Electric Current and Its Effects.

NCERT exemplar solutions for class 7 science has questions such as fill in the blanks, match the following, questions on electronic circuit diagrams, true or false questions, their answers and detailed explanation for all multiple choice questions.

NCERT Exemplar solution provided here has answers and explanations to 5 multiple choice questions, answer to 7 very short answer questions, 4 short answer questions and answers to 4 long answer questions.

Download PDF of NCERT Exemplar for Class 7 Science Chapter 14- Electric Current and Its Effects

Importance of NCERT Exemplar Solutions for Class 7 Science Chapter 14 Electric Current and Its Effects.

This exemplar solution covers questions on basics of electric circuits, heating and magnetic effect of electric current, symbols used in electric circuits, working of bulb filaments, fuse and MCB’S, applications of the magnetic effect of electric current, working of an electric bell.

Topics covered in NCERT Exemplar Solutions for Class 7 Science Chapter 14 Electric Current and Its Effects.

14.1 – Symbols of Electric Components

14.2 – Heating Effect of Electric Current

14.3 – Magnetic Effect of Electric Current

14.4 – Electromagnet

14.5 – Electric Bell.

Access Answers to NCERT Exemplar for Class 7 Science Chapter 14- Electric Current and Its Effects

Multiple Choice Questions

1. When an electric current flows through a copper wire AB as shown in Figure14.1, the wire

(a) deflects a magnetic needle placed near it.

(b) becomes red hot.

(c) gives an electric shock.

(d) behaves like a fuse.

Soln:

The answer is (a) deflects a magnetic needle placed near it.

Explanation:

A current-carrying wire acts as a magnet with a magnetic field around it, the strength of which depends upon the amount of current passing through it.

Similar questions