EXERCISE - 3B

Author:V.K. Sally

V.K. Sally Physics Solutions for EXERCISE - 3B

Simple step-by-step solutions to EXERCISE - 3B questions of Electricity from Core Science Physics. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from EXERCISE - 3B with Hints & Solutions

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 2

Give the symbol of the following electrical components: A rheostat.

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 2

Give the symbol of the following electrical components: A D.C. generator.

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 2

Give the symbol of the following electrical components: An A.C. generator.

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 2

Give the symbol of the following electrical components: A transformer.

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 2

Give the symbol of the following electrical components: A fuse.

MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 20

Two identical resistors, each of resistance 2 Ω, are connected in turn
(i) in series and
(ii) in parallel, to a battery of 12 V.
Calculate the ratio of power consumed in two cases.

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 11

What do the following symbol mean in a circuit diagram? (fixed resistor/ variable resistor/ thermistor)
Question Image

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 3 - Electricity>EXERCISE - 3B>Q 11

What do the following symbol mean in the circuit diagram?
Question Image

(Choose from these: Open switch/Closed switch)