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

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Question # 1

Total number of base units are

Question # 2

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

Question # 3

For addition and subtraction purposes, absolute uncertainties are:

Question # 4

In the equation E=mc2 value of c is?

Question # 5

Astrophysics is a branch of physics, which deals with:

Question # 6

The body of physics involves

Question # 7

Addition of 2.189 kg, 0.089 kg, 11.8 kg, and 5.32 kg gives the rounded off answer as:

Question # 8

Silicon can be obtained from

Question # 9

Radio telescope is used to gather information from

Question # 10

Which quantity has different dimensions:

Question # 11

Which quantity has different dimension?

Question # 12

The mechanics, which deals with the objects moving with velocities approaching that of light is called:

Question # 13

Physics is one of the branches of:

Question # 14

From sand, we get a material used for construction with the motion of bodies under the action of forces is called:

Question # 15

From sand, we get a material used for construction of computer chips. That material is called:

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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 Significant figures in 0.0010 are:
A. Four
B. Three
C. Two
D. One
3 Those quantities which can be measured accurately are known as
A. Physical Quantities
B. Scalar Quantities
C. Vector Quantities
D. Non Physical Quantities
4 Silicon can be obtained from
A. Lead
B. Uranium
C. An isotope of oxygen
D. Sand
5 Which one of the least multiple:
A. Pico
B. Femto
C. Nano
D. Atto
6 Aerodynamics is a branch of:
A. Hydrodynamics
B. Thermodynamics
C. Both of them
D. Statics
7 Physics deals with the study of
A. Matter
B. Energy
C. Both of them
D. Human Body
8 The principle characteristics of an ideal standard are
A. Inaccessible and Invariable
B. Accessible and Invariable
C. Accessible and Variable
D. None of these
9 Density is defined as:
A. Mass per volume
B. Volume per mass
C. Mass X volume
D. Mass per length
10 If the absolute uncertainty of an instrument is 0.0a1 cm, then its least count will be :
A. 0.005 cm
B. 0.01 cm
C. 0.02 cm
D. 0.001 cm

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