# MCQS of Physics for NTS Set 3

#### MCQS of Physics for NTS

The terminal velocity of a small size spherical body of radius R moving in a fluid varies as
R2
(1/R)2
R
1/R

There are discrete energy levels in atoms. It was first experimentally demonstrated by
Frank Hertz experiment
Rutherford’s experiment
Marsden’s experiment
Sommerfield experiment

If 2.2 kilowatt power is transmitted through a 10 ohm line at 22000 volt, the power loss in he form of heat will be
0.1 watt
10 watt
100 watt
1  watt

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

If the earth were to rotate faster than its present speed the weight of an object will
Increase at the equator but remain unchanged at the poles
Decrease at the equator but remain unchanged at the poles
Remain unchanged at the equator but increase at the poles
Remain unchanged at the decrease but decrease at the poles

The magnetic moment of a circular coil carrying current is
Directly proportional to the square of the length of the wire in the coil
Inversely proportional to the square of the length of the wire in the coil
Inversely proportional to the length of the wire in the coil
Directly proportional to the length of the wire in the coil

A couple produces
No motion
Purely rotational motion
Linear and rotational motion
Purely linear motion

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
4
6
4.2
3.9

Which of the following is not thermo dynamical function?
Internal energy
Gibb’s energy
Work done
Enthalpy

If two non-zero vector ?A? and ?B are parallel to each other, then ?A?, ?B is equal to
AB
A + B
A – B
Zero

Continue Reading Go to Next Page