ICSE/ISC Std 8 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
The branch of physics which deals with the study of magnetic effects of electric current is

(A) Magnetostatics	(B) Electro magnetism
(C) Electrostatics	(D) None of these

Question-2
A dynamo produces

(A) electric current	(B) constant voltage
(C) magnetic field	(D) electric field

Question-3
Which rule tells us the direction of field lines?

(A) Maxwell's right hand thumb rule	(B) Right hand corkscrew rule
(C) Left hand magnetic rule	(D) None of these

Question-4
A solenoid is a

(A) loop of wire, having large no. of turns	(B) wire with insulation
(C) conducting cylinder	(D) capacitor

Question-5
Identify the device having a magnet.

(A) Door bell	(B) Candle
(C) Match stick	(D) Lamp

Question-6
Which property of a magnet is used in the magnetic compass?

(A) Directive property	(B) Attractive property
(C) Both directive and attractive property	(D) Neither directive nor attractive

Question-7
The space where the magnetic power felt is its magnetic

(A) poles	(B) field
(C) axis	(D) strength

Question-8
The angle between the Earth's magnetic field and the Earth's spin axis is

(A) 23.3 °	(B) 10 °
(C) 11 °	(D) 13.5°

Question-9
Which device can be stepped up or stepped down the alternating current?

(A) Dynamo	(B) Transformer
(C) Electrical motor	(D) All the above

Question-10
In which direction the magnetic compass pointer always gets attracted?

(A) North	(B) North - East
(C) South	(D) South - West

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Std 8

ICSE/ISC

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