Question # 1

Which is not fundamental logic gate.

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NOT

AND

OR

NAND

Curie temperature is

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Differen for chromium oxide and cobalt

Same for chromium oxide and cobalt

Same for iron and cobalt

None of these

The magnitude of motional emf is given by

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In a certain circuit, I_{B = 40 µA,}I_C= 20 mA

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450 amp

0.45 amp

5 m amp

500 amp

SI unit of electric flux is.

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NmC¹

Nm^-1 C¹

Nm²C^-1

Nm³C²

Closeness of the electric field lines is the measure of.

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Direction of field

Strength of field

Potential difference

Uniformity of field

Binding energy per nucleon is maximum for

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Platinum

Iron

Uranium

Lead

Energy stored in inductor is.

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1/2 L I²

1/2 LI

1/2 L2I

1/2 L2I2

One ohm is equal to

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VC-1

CV-1

AC-1

VA^-1

The product of resistance and capacitanc eis.

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Velocity

Force

Acceleration

Time

The mutual inductance between two coils depends upon their

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Size

Core material

Size, core material and separation

Separation

Electrons are

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Hadrons

Laptons

Quarks

Baryons

When a PN-Junction is reverse biased the depletion region is.

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Widened

Narrowed

Normal

None of these

Magnetic effect of current is used

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To detect a current

To measure a current

In electric motor

All of above

A.C. Generator based upon the

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Lenz's law

Maxwell's relation

Faradays law of electromagnet induction

Mutual induction

The natural frequency of L.C circuit is equal to

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The induction can be increased by winding the wire around a core made of.

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Copper

Silicon

Iron

Aluminum

Soft magnetic material is

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Sodium

Steel

Iron

Copper

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