Skip to content
MCQtimes.com
GK
Pakistan Studies
Current Affairs
Islamic Studies
English
MCQtimes.com
Toggle Menu
Electric Circuits and Currents
Home
/
General Science
/
General Science for Class 7
/
Electric Circuits and Currents
- Page 26
Show/Hide Answers
Electric Circuits and Currents
Another example of ‘electromagnets’ in trains is
bullet train
passenger train
maglev train
cargo train
Author:
rikazzz
Comment
Electric Circuits and Currents
When the current is passed through the solution of copper sulphate, the copper sulphate turns into
atoms
ions
allotropes
isotopes
Author:
rikazzz
Comment
Electric Circuits and Currents
The vibration of cone produces
light
sound
heat
crystals
Author:
rikazzz
Comment
Electric Circuits and Currents
Air and water can conduct electricity only, when they contain
electrons
protons
ions
photons
Author:
rikazzz
Comment
Electric Circuits and Currents
A part of an electric circuit which is used to limit the amount of electric current flowing through the circuit is known as
diode
thermistor
radiator
resistor
Author:
rikazzz
Comment
Electric Circuits and Currents
Luigi Galvani discovered the effect of electricity on the legs of
lizard
frog
human
horse
Author:
rikazzz
Comment
Electric Circuits and Currents
A doorbell and electric bell use
magnets
current
electromagnets
resistors
Author:
rikazzz
Comment
Electric Circuits and Currents
‘ELCB’is an
electronic switch
electromagnetic switch
electric appliance
electric bulb
Author:
rikazzz
Comment
Electric Circuits and Currents
The more appliances in a parallel circuit,
the less current in the circuit
the more current in the circuit
the less voltage in the circuit
the more voltage in the circuit
Author:
rikazzz
Comment
Electric Circuits and Currents
The slowing down of electrons depends upon
material
mass of conductor
volume of conductor
length of conductor
Author:
rikazzz
Comment
Page navigation
Previous Page
Previous
1
…
24
25
26
27
28
…
32
Next Page
Next
Go to Page
Light
Dark
GK
Pakistan Studies
Current Affairs
Islamic Studies
English