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Electric Circuits and Currents
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Electric Circuits and Currents
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Electric Circuits and Currents
‘Voltage’ is measured by
ohms (Omega)
ampere (A)
watts (W)
volts (V)
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Electric Circuits and Currents
Ammeter can be connected anywhere because current is
same in the whole circuit
least near the bulb
least near the cell
greatest near the switch
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Electric Circuits and Currents
To measure the current, ammeter is connected in
parallel
series
both a and b
an electric circuit
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Electric Circuits and Currents
The path along which electric current flows is called
electric current
electrical charge
electric cell
electric circuit
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Electric Circuits and Currents
The resistors that have set resistance, are known as
fixed resistors
variable resistors
thermistors
fixators
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Electric Circuits and Currents
Current can only flow if there is a closed circuit
open circuit
closed circuit
series circuit
parallel circuit
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Electric Circuits and Currents
Compared to long thin wire of nichrome, the short thick wire has
more resistivity
less resistivity
equal resistivity
no resistivity
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Electric Circuits and Currents
The magnet which is used in electric motors, is
huge in size
small in size
mechanical
rod shaped
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Electric Circuits and Currents
The process in which a bell keeps on repeating until the bell press is
pushed
pulled
released
hooked
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Electric Circuits and Currents
The strength of electromagnet can be increased by introducing a soft iron core
outside the coil
inside the coil
round the coil
above the coil
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