Question # 1

An AVO meter can also be called as.

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Digital multimeter

Digital voltmeter

Digital ammeter

Digital ohm meter

The SI unit of magnetic permeability is.

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WbA-1m-1

Wbm-2

WbmA-1

WbAm-1

A charged particle enters in a strong magnetic field its K.E.

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Remain constant

Increases

Decreases

Increases then decreases

A charged particle having charge 'q' is moving at right angle to magnetic field. The quantity which varies is.

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Speed

Kinetic energy

Path of motion

angular velocity

Weber is the unit of

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Magnetic flux

Permeability

magnetic force

None of above

If an electron is prijected in a magnetic field with velocity V, it will experience a force

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A device used for detection of current is called.

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Inductor

Voltmeter

Capacitor

Galvanometer

The magnetic field inside solenoid is given:

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μ_∘nI²

μ_∘nI

μ_∘n/1²

μ_∘I/n

When Ohm meter gives full scale deflection it indicates.

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Zero resistance

Infinite resistance

Small resistance

Very High resistance

A current carrying conductor experience maximum magnetic force in a uniform magnetic field when it is placed.

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Perpendicular to field

Parallel to field

At an angle of 60 ^o to the field

None of these

One weber is equal to:

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N.A ²/m

N.m²/A

N.A/m

N.m/A

The unit of magnetic induction is:

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Tesla

Weber

Weber metre

NAm^-1

The anodes in cathode ray oscilloscope.

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Control number of waves

Control brightness of sept formed

Accelerate as well as focus beam

Negative potential w.r.t to chithode

A photon while passing thorugh a magnetic field are deflected towards:

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North pole

South pole

Are ionized

None of these

A battery is used in

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ohmmeter

Ammeter

Galvanometer

Voltemeter

Magnetic lines of force are.

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Imaginary

Real

Perpendicular

In phase with electric lines of force

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None of the above

If a low resistance is connected parallel to a galvanometer then galvanometer is converted.

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Ammeter

Voltammeter

Ohmmeter

Multimeter

A Current flowing towards the reader is denoted by.

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Cross

a bracket

A dot

Positive sign

If the length of solenoid is doubled but N same, B inside the solenoid becomes.

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Half

Doubled

One fourth

Four times

Write the SI unit of magnetic flux.

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Tesla

Weber

Weber m-2

Tesla m2

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