ECAT Pre Computer Science Chapter 1 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 1 Measurements

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ECAT Physics Chapter 1 Measurements

00:00
Question # 1

A dimension stands for the ___________ nature of certain physical quantity.

Question # 2

High energy physics is branch of physics, which deals with:

Question # 3

Significant figures in 0.0010 are:

Question # 4

Particles have the mass smallest of following is:

Question # 5

Silicon can be obtained from

Question # 6

Particles have the mass smallest of following is

Question # 7

In the equation E=mc2 value of c is?

Question # 8

Light year is a unit of:

Question # 9

Which quantity has different dimension:

Question # 10

The error may occur due to:

Question # 11

The instrument used to gather information form the far side of the universe is

Question # 12

1 gm-cm-3is equal to

Question # 13

Which one of the least multiple:

Question # 14

1 gm-cm-3is equal to:

Question # 15

Density is defined as:

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ECAT Physics Chapter 1 Important MCQ's

Sr.# Question Answer
1 The branch of physics which is mainly concerned with the motion of bodies under the action of forces is called:
A. Optics
B. Mechanics
C. Thermodynamics
D. Astro physics
2 The maximum possible error in the reading for a meter rod with least count 1 mm is:
A. 0.005 mm
B. 0.05mm
C. 0.5mm
D. 5.0mm
3 Significant figures in 0.0010 are:
A. Four
B. Three
C. Two
D. One
4 From sand, we get a material used for construction of computer chips. That material is called:
A. Copper
B. Lead

C. Silicon
D. Germanium
5 Density is defined as:
A. Mass per volume
B. Volume per mass
C. Mass x volume
D. Mass per length
6 Diameter of the nucleus s of the order of
A. 10-10m
B. 10-12m
C. 10-15m
D. 10-18m
7 The mechanics, which deals with the objects moving with velocities approaching that of light is called
A. Relativistic mechanics
B. Wave mechanics
C. Quantum mechanics
D. Statics
8 Distance to nearest galaxy from earth is
A. 1010m
B. 1015m
C. 1040m
D. 1030m
9 Particles have the mass smallest of following is:
A. Electron
B. Proton
C. Neutron
D. Quark
10 The quantity having dimension of ML2T02will earth is:
A. 80 sec
B. 500 sec
C. 1.802 X 104sec
D. Aerophysics

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