Question # 1

Ammeter is used to.

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Measure the current

Detect the current

Measrue the voltage

None of them

A device that decreases or increases the A.C voltage:

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Transformer

Ammeter

Voltmeter

Fuse

Voltmeter is used to.

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Measure current

Measure potential difference

Measure voltage

Both a and b

The SI unit of resistance:

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Volt

Ampere

Ohm (Ω)

Farad

V_s / V_{p is equal to.}

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Vp / Vs

Np / Ns

Ns / Np

None

Ammeter is always connected with a circuit in.

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parallal

Series

Both a and b

None of these

1 m A is equal to.

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10^-3A

10^-6A

10^-2 A

10^-8A

Resistance ' R" is equal to.

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I

V

V/I

I/V

The device used for turning a circuit ON or OFF is.

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Switch

Fuse

Circuit breaker

Earth wire

Multi-meter is also called.

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EVO

OVE

AVO

V0A

The working principle of transformer:

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Electromagnetic conduction

Electrostatic induction

Electric charge

Neutralization

Voltmeter is connected in.

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Parallel position

Series position

Both a and b

None of these

A device which does not allow current to pass through it overt a certain limit:

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Switch

circuit breaker

Resistor

Fuse

The SI unit of capacitance is:

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Farad

Ampere

Ohm

Newton

The Si unit of current is:

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Ohm

Ampere

Kilowatt

Coulomb

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