K K Gupta and Stalin Malhotra Solutions for Chapter: Electricity and Circuits, Exercise 4: Higher Order Thinking Skills

Author:K K Gupta & Stalin Malhotra

K K Gupta Science Solutions for Exercise - K K Gupta and Stalin Malhotra Solutions for Chapter: Electricity and Circuits, Exercise 4: Higher Order Thinking Skills

Attempt the free practice questions on Chapter 12: Electricity and Circuits, Exercise 4: Higher Order Thinking Skills with hints and solutions to strengthen your understanding. Frank Experience Science solutions are prepared by Experienced Embibe Experts.

Questions from K K Gupta and Stalin Malhotra Solutions for Chapter: Electricity and Circuits, Exercise 4: Higher Order Thinking Skills with Hints & Solutions

MEDIUM
6th CBSE
IMPORTANT
Frank Experience Science>Chapter 12 - Electricity and Circuits>Higher Order Thinking Skills>Q 1

We generally clean the ends of wires with a sandpaper while making a circuit in order to make the bulb glow brightly. Why?

EASY
6th CBSE
IMPORTANT
Frank Experience Science>Chapter 12 - Electricity and Circuits>Higher Order Thinking Skills>Q 2

The handles of the tools such as screwdrivers and pliers used by electricians for repair work usually have plastic or rubber covers on them. Can you explain why?