Veera Bala Rastogi and Shalini Mahajan Solutions for Chapter: Electric Current and its Effects, Exercise 4: Check Point 3

Author:Veera Bala Rastogi & Shalini Mahajan

Veera Bala Rastogi Science Solutions for Exercise - Veera Bala Rastogi and Shalini Mahajan Solutions for Chapter: Electric Current and its Effects, Exercise 4: Check Point 3

Attempt the practice questions on Chapter 15: Electric Current and its Effects, Exercise 4: Check Point 3 with hints and solutions to strengthen your understanding. Science Booster solutions are prepared by Experienced Embibe Experts.

Questions from Veera Bala Rastogi and Shalini Mahajan Solutions for Chapter: Electric Current and its Effects, Exercise 4: Check Point 3 with Hints & Solutions

EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 15 - Electric Current and its Effects>Check Point 3>Q 1

The coil of wire around an electromagnet is called solenoid.

EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 15 - Electric Current and its Effects>Check Point 3>Q 2

An electromagnet is a permanent and strong magnet.

MEDIUM
7th CBSE
IMPORTANT
Science Booster>Chapter 15 - Electric Current and its Effects>Check Point 3>Q 3

The strength of a long electromagnet is more than that of a smaller one.

EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 15 - Electric Current and its Effects>Check Point 3>Q 4

An electric bell has a U-shaped electromagnet.

EASY
7th CBSE
IMPORTANT
Science Booster>Chapter 15 - Electric Current and its Effects>Check Point 3>Q 5

Electromagnetism was first studied by Hans Christian Oersted.