Andhra Pradesh (English Medium) Std 8 Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in

Question-1
Frictional electricity is the electricity by

(A) Tension	(B) Friction
(C) Attraction	(D) Heating

Question-2
An instrument used to detect current in a circuit

(A) Galvanoscope	(B) Galvanometer
(C) Potentiometer	(D) Voltmeter

Question-3
The modified form of Leclanche cell is called

(A) Voltaic Cell	(B) Bichromate cell
(C) Dry cell	(D) Daniel Cell

Question-4
The work done in driving current in the circuit is called

(A) Work	(B) EMF
(C) Joule	(D) Ampere

Question-5
A temporary strong magnet of any required shape

(A) Horse – shoe Magnet	(B) Electromagnet
(C) Bar Magnet	(D) Cylindrical Magnet

Question-6
Objects having equal positive and negative charges are called

(A) Ions	(B) Polarised objects
(C) Neutral objects	(D) Conductors

Question-7
The term 'electricity' came in to being with the experiment of

(A) Aristotle	(B) Faraday
(C) Thales	(D) Gilbert

Question-8
Name a device that helps to maintain a potential difference across a circuit

(A) Voltmeter	(B) Potentiometer
(C) Ammeter	(D) Cell

Question-9
A primary cell converts

(A) Chemical energy in to electrical energy	(B) Electrical energy in to chemical energy
(C) Chemical energy in to light energy	(D) No energy conversion

Question-10
The magnetic lines of force are like concentric circles around the current carrying wire. The direction of lines of force is given by

(A) Ampere’s right hand rule	(B) Ohm’s law
(C) Ampere’s Swimming Rule	(D) Oested’s Experiment

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Std 8

Andhra Pradesh (English Medium)

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