Question # 1

A conducting wire is drawn to double its length Final resistivity of the material will be

Choose an answer

Double of the original one

Half of the original one

One-fourth of the original one

Same as original one

The conductivity of a superconductor is

Choose an answer

Infinite

Very large

Very small

Zero

How much water a pump of 2kW can raise in one minute to a height of 10 m. take g = 10 m/s²?

Choose an answer

1000 liters

1200 liters

100 liters

2000 liters

Ultra-violet radiation of 6.2 eV falls on an aluminium surface K.E of fastest electrons emitted is(work function = 4.2 eV)

Choose an answer

3.2 x 10-21 J

3.2 x 10-19 J

7 x 10-25 J

9 x 10-32 J

The modulus of rigidity of a liquid is

Choose an answer

Zero

1

Infinity

A value not one of those mentioned above

Energy is stored in the choke coil in the form of

Choose an answer

Heat

Magnetic energy

Electric energy

Electro -magnetic energy

Which of the following sources give discrete emission spectrum?

Choose an answer

Incandescent electric bulb

Sun

Mercury vapour lamp

Candle

Which of the following is the only vector quantity

Choose an answer

Temperature

Energy

Power

Momentum

With the increase of temperature viscosity

Choose an answer

Increase

Decrease

Remains same

Doubles

More Classes

Other Links

NAT I Medical Physics 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