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 )

2077

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

3 6399

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

1763

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

DELL, Eskom,

5 27182

The element required for solar energy conservation___?

1 4074

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

3 5606

what is ngative current

1 3637

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

CBI, L&T, SSB,

5 16390

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 5774

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 3871

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

IIT,

2196

is photocell can be used as photodiode

1 3852

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

1 7897

explain principle of potentiometer

3107

cyclotron

1 3654

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Un-Answered Questions { General Physics }

Explain what are wave fronts?

940

What is constructive interfernce?

1046

Is air travel time the same whether or not the plane is flying with or against the rotation of the earth?

1036

Explain reflection of light?

996

i applied airports authority of india in jr ATC .please inform how to read &what's syllabus i preparing is best.u send previous papers in mail...

2101

what is meant patch cards..

2176

Can a solid and liquid together be possible?

973

A solar collection has been installed to heat water. A large water tank has a volume of 5.0 x 105 cm3. The area of the solar collectors is 8m2. (2 meters by 3 meters). If the water in the tank starts out with a temperature of 30°C in the morning, what is its temperature in the evening after the sun has set?

1987

Explain what is centrifugal force?

932

Dear sir, I appeared for the interview for the post of SCIENTIST/ENGINEER 'SC'in ISRO on 02/12/2009. when the resluts will be announced??

1951

A truck travels 420 m. Each tire on the truck has a diameter of 42 cm. If one revolution of a tire is equal to 2? Times the radius of the tire (in meters), which of the following equations shows how many revolutions each tire makes as the distance is traveled?

884

Tell me how are amps and watts related?

948

What is the homogenous?

1020

What is an electron?

983

Why is mercury used in thermometers rather than water?

1035

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