ICSE/ISC Std 7 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
The process electromagnetic induction, can be explained by

(A) Albert Einstein	(B) Issac Newton
(C) Michael Faraday	(D) Edison

Question-2
Pick the odd one.

(A) Wood	(B) Connecting wire
(C) Plastic	(D) Rubber

Question-3
Which of the following characteristic is not suitable for a fuse wire?

(A) thin and short	(B) thick and short
(C) low melting point	(D) higher resistance than rest of wiring

Question-4
Electric current is the flow of

(A) Protons	(B) Electrons
(C) Neutrons	(D) Mesons

Question-5
1 kWh = ?

(A) 3 x 10⁸ J	(B) 3.2 x 10⁷ J
(C) 3.6 x 10⁶ J	(D) 3 x 10¹⁰ J

Question-6
An example of conductor is

(A) tap water	(B) pure water
(C) dry hair	(D) mica

Question-7
Which of the following instrument use heating effect of current?

(A) Pump	(B) Electric Iron
(C) Fan	(D) Generator

Question-8
Electrical energy converted into heat energy is known as

(A) Hydroelectric effect	(B) Chemical effect
(C) Lightning effect	(D) Heating effect

Question-9
represents

(A) Cell	(B) Connecting wire
(C) Bulb	(D) Resistance

Question-10
The device which is used to control the current in an electric circuit is

(A) Electric Fuse	(B) Plugs
(C) Socket	(D) Switch

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Std 7

ICSE/ISC

Practice in Related Chapters
Reflection of Light
Light and Shadows
Heat
Sound
Measurement
Motion
Electricity