More Classes

5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject

NAT I Medical Physics MCQs With Answers

Question # 1

A (100 W, 200 V) bulb is connected to a 160 V power supply. The power consumption would be

Choose an answer

64 W

80 W

100 W

125 W

Skip

Question # 2

The temperature at which the speed of sound becomes double as was at 27°C is

Choose an answer

273°C

0°C

927°C

1027°C

Skip

Question # 3

As the electron in Bohr orbit of hydrogen atom passes from stat n = 2 to n = 1 the kinetic energy K and potential energy U change as

Choose an answer

K two-fold,U also two-fold

K four-fold,U also four-fold

K four-fold,U two-fold

Skip

Question # 4

The time period of a simple pendulum is 2 seconds if its length is increased by 4 times then its period becomes

Choose an answer

16 s

12 s

8 s

4 s

Skip

Question # 5

In a Millikan's oil drop experiment the charge on an oil drop is calculated to be 6.35 x 10-19 C. The number of excess electrons on the drop is

Choose an answer

3.9

4.2

Skip

Question # 6

A 220 V, 50 Hz, AC source is connected to an inductance of 0.2.H and a resistance of 20 ohm in series What is the current in the circuit?

Choose an answer

10 A

5 A

33.3 A

3.33 A

Skip

Question # 7

The sieman is the SI unit of

Choose an answer

Resistance

Specific Resistance

Conductance

Inductance

Skip

Question # 8

If the period of oscillation of mass (M) suspended from a spring is 2s, then the period of mass 4M will be

Choose an answer

1 s

2 s

3 s

4 s

Skip

Question # 9

A train of 150 m length is going towards north direction at a speed of 10 ms^-1 A parrot flies at a speed of 5 ms^-1 towards south direction parallel to the railway track,The time taken by the parrot to cross the train is equal to

Choose an answer

12 s

8 s

15 s

10 s

Skip

Back