Question # 1

Electric potential at a distance ''r'' from ''q'' is:

Choose an answer

V_r = 1/54πε_∘q/r₂

Vr=1/4πε_∘²q/r

V_r=1/4πε_∘2q/r

V_r=1/4πε_∘q²/r

Helium-Neon laser discharge tube contains neon

Choose an answer

82%

15%

25%

85%

The curie temp for iron is about

Choose an answer

800^oC

740^oC

750^oC

650^oC

For which material medium, force between two charged particles is maximum.

Choose an answer

Ammonia

Germanium

Mica

Teflon

The "toner" of photocopier is given:

Choose an answer

Positive charge

Negative charge

Remains neutral

All of above

Production of x rays is reverse process of

Choose an answer

Photo electric effect

Compton effect

An nihilation

Pair production

NIBA =

Choose an answer

cθ

θ/c

c²θ

c²/θ

The early Greeks believed that matter waves was

Choose an answer

Discrete

Continuous

Both continuous and discrete

All of above

Those elements whose charge number z is greater then __________ are unstable:

Choose an answer

80

79

82

83

The input resistance of an op amplifier is.

Choose an answer

Low

High

Zero

Equal to output resistance

SI unit of reactance is.

Choose an answer

Ohm

Mho

Farad

Henry

In an LRC circiut, the capacitance is made one-fourth, when an resonance . Then what should be change in inductance, so that the circuit remain in resonance?

Choose an answer

4 times

1/4 times

8 times

2 times

Choose an answer

Lenz's law

Faraday's law

Ampere's law

None of these

Main reason for world wide use of A.C. is

Choose an answer

It is cheaper

Transmitted

Botha a and b

Reaches in short time

The process of copying is:

Choose an answer

Axillugraphy

Chromatography

Xerography

Spectrography

The device in which induced emf is statically induced emf is:

Choose an answer

Transforms

AC generator

Alevator

Dynamo

The peak value of alternating current is 5√2 A. The mean square value of current will be:

Choose an answer

5A

2.5A

5√2A

5²

Two down and one up quarks make

Choose an answer

Proton

Neutron

~~photon~~

Positron

More Classes

Other Links

Ics Part 2 Physics Test Online MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer