Smartindia Classroom
CONTENTS
Biology
Chemistry
Computer
English
General Knowledge
Geography
History & Civics
Mathematics
Physics
Politics
Science (NCERT)
Back to home
Start Practice
Question-1
A ________ bulb does not light up as no current passes through its filament.
(A)
new
(B)
small
(C)
fused
(D)
large
Question-2
Heater, Rice cooker, Toaster,Electric kettle,Iron,Immersion rod are some gadgets we use often.In these appliances the 'elements'are made from ________ wire.
(A)
nichrome
(B)
copper
(C)
brass
(D)
aluminium
Question-3
_________ terminals are marked on the cells.
(A)
2
(B)
4
(C)
6
(D)
8
Question-4
In an electric fan ,electrical energy is converted into ______.
(A)
light energy
(B)
chemical energy
(C)
atomic energy
(D)
mechanical energy
Question-5
In a ___________ circuit there is more than one path for the flow of electricity.
(A)
parallel
(B)
series
(C)
horizontal
(D)
vertical
Question-6
_________ is a temporary magnet which causes a deflection in a nearby compass needle when electricity is passed through it.
(A)
magnet
(B)
electromagnet
(C)
MCB
(D)
Torch
Question-7
A car battery is a _________ cell.
(A)
secondary
(B)
primary
(C)
tertiary
(D)
none of these
Question-8
We should be careful while handling an ________ appliance.
(A)
electrical
(B)
non-electrical
(C)
both
(D)
none of these
Question-9
_________ is the father of Electricity.
(A)
Charles babbage
(B)
Sir Issac newton
(C)
Thomas Alva Edison
(D)
Faraday
Question-10
__________ are used in electric motors,electric bells,telephones and many other devices.
(A)
electro magnets
(B)
magnets
(C)
fuse
(D)
MCB
Your Score 0/10
Click
here
to see your answersheet and detailed track records.
Std 7
CBSE
Practice in Related Chapters
Winds,storms and cyclones
Motion and Time
Electric current and its effect
Heat
Light
Heat and its Effects
Powered By