General Physics Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

General Physics Interview Questions

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The system shown in the figure is in equilibrium. The metal spheres are identical and each has a mass of 2 kg. The surface areas of the pistons are equal and 100 square centimeters each. The density of water is 1 g per cubic centimeter. Assuming that the frictions and masses of the pistons are negligible, what is the mass of G? ( g = 10N/kg )

2125

What is the difference between emf.&pot. Diff.?

3 6535

Is the electric field constant or does it vary with time in dielectric materials?

1819

if 100W and 200W bulbs are connected in series to a supply which bulb will glow brighter and why

DELL, Eskom,

5 27378

The element required for solar energy conservation___?

1 4142

The gas that used in bulb is............? a) Oxygen b)nitrogen c)hydrogen d)co2

3 5704

what is ngative current

1 3705

what is a transducer?? and how it is used in Naval Ships??

CBI, L&T, SSB,

5 16624

A 100W bulb and 60 bulb both rated at 220V are connected in series across 220V supply. If 60W bulb is removed and only 100W bulb remains in the circuit, will illumination increase or decrease?

3 5897

Two bulbs, one of 600W and the other of 100W having same voltage rating are connected in series across the supply in a room.Which bulb will glow brighter? If one of the bulb is switched off, what will be effect on illumination?

2 3961

what is difference b/w scr &rectifier&mechanism of triac experiment

IIT,

2256

is photocell can be used as photodiode

1 3933

Why, when you release an inflated, untied balloon, does it fly across the room?

1 7967

explain principle of potentiometer

3159

cyclotron

1 3734

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Un-Answered Questions { General Physics }

How do you separate hydrogen and oxygen gases in industrial electrolysis of water process?

1041

Laser is an acronym for what?

1038

For which type of waves is the principle of superposition valid?

996

Shall i get Section engineer S & T question paper? (Railway recruitment board)

2642

What is meant by 4th dimension?

1063

1.when a diode has its maximum resistance? 2.is ohm's applicable for an ac circuit?

1883

The lowest frequency that determines the pitch of a musical note is most commonly called the?

999

we know when two atom combine,the electrions are in valance band,but in case of semiconductor doner or acceptor level are above of v.. whyb

1991

What do you mean by diffraction and what is/are the proper condition/conditions for it?

1175

a car starts from rest with uniform acceleration "a" for sometime and then with uniform retardation "b" and comes to rest. The time of motion is "t". find the maximum velocity attained by it?

1961

Explain what is optical medium?

992

What is the longest lasting synthetic periodic element?

1192

What is speed of sound at sea level?

1078

What is the difference between a vector and a phasor?

2326

What is a positron?

1124

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