Current Electricity

Current Electricity
Ohm is denoted by the symbol
π
Ω
θ
λ
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Current Electricity
The property of a substance which offers opposition to the flow of current through it is called
energy
capacity
resistance
voltage
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Current Electricity
One kilowatt-hour is equal to
36×10⁵ J
32×10⁵ J
30×10⁵ J
35×10⁵ J
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Current Electricity
Potential difference across ends of conductor causes loss of
mechanical energy
electrical energy
potential energy
gravitational energy
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Current Electricity
When a circuit with very low resistance is formed, there can be occurred a
potential difference
short circuit
flow of light
flow of heat
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Current Electricity
Watt is equal to one
joule per second
meter per second
ampere per second
farad per second
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Current Electricity
To pass the maximum current, the ideal galvanometer should have
high resistance
moderate resistance
very low resistance
high potential
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Current Electricity
An electric instrument used to measure the potential difference between two points in a circuit and is always connected parallel to a circuit component is known as
Vernier calipers
galvanometer
ammeter
voltmeter
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Current Electricity
The induced charge on insulators
resides on surface
move inside
change into electric current
moves outwards
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Current Electricity
In electrolyte, the current is produced due to the flow of
positive charges only
negative charges only
no charges
positive and negative charges
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