Question # 1

The mass spectrum of naturally occurring neon, showing

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1 isotope

2 isotope

3 isotope

4 isotope

Dielectric constant _εr for air is:

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1

1.006

1.0002

1.0006

Useful device to measure resistance, current and voltage is an electronic instrument called.

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Volt meter

Ammeter

Ohmmeter

Digital Multimeter

The conductors having the conductivity of the order of

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The internal resistance of a capacitor is called:

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Impedance

Resistance

Reactance

Conductance

The line radiations emitted from by hydrogen filled discharge tube can be analyzed into.

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Band spectrum

Line spectrum

Continuous spectrum

Absorption spectrum

The peak to peak value of alternating voltage is

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2V_o

V_o

None of these

The current flowing through each resistor of equal resistance in parallel combination is.

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Same

Different

Zero

Infinite

The unit for Plank's constant is:

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Js^-1

Jm

Js

Jm²

The types of quacks are.

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2

3

4

6

Which of the modulus of elasticity is involved in compressing a rod to decrease its length ?

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Young's modulus

Bulk modulus

Modulus of elasticity

None of these

The average gap for Germanium at 0K is

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1.12 ev

0.02 ev

6.72 ev

7.2 ev

The electric potential at a mid point in an electric dipole is.

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0 V

0.5 V

1 V

1.5 V

The numerical value of Compton wavelength is equal to

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3.43 x 10^-12 m

1.43 x 10^-12m

2.43 x 10^-12m

0.43 x 10^-12m

Ampere's law is applicable to:

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Circular path

Rectangular path

To any closed path

Nonwe of these

A light emitting diode emits light only when

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Reverse biased

Forward biased

Unbiased

None of these

A battery is used in

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ohmmeter

Ammeter

Galvanometer

Voltemeter

Various types of cancer are treated by

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Carbon -14

Nickel -63

Cobalt -60

Strontium -90

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