First Year Physics Chapter 1 Online MCQ Test for 1st Year Physics Chapter 1 (Measurements)


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Physics ICS Part 1 Chapter 1 Online Test

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Physics ICS Part 1 Chapter 1 Online Test

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Question # 1

The answer to the mathematical division (45.2 x 6.0) in appropriate numebr of significant figures is.

Question # 2

The length of  steel pipe is in between 0.7 m to 0.8 m. Identify from the following. the appropriate instruemnt to be used for an accuracy of 0.001 m.

Question # 3

One centi is equal

Question # 4

The time taken by the light to reach from sun to earth is.

Question # 5

The Diment sions of moment of inertia are

Question # 6

The percentage uncertainty in measurement of mass and velocity are 2% and 3% , the maxium uncertainty in the measurement of kinetic energy is.

Question # 7

The scientific notation of numebr 0.0023 is expressed.

Question # 8

The Dimension of freqeuncy is

Question # 9

The answer of the product (2.8723 x 1.6) to the appropriate numebr of significant figures is.

Question # 10

SI Unit of angular velocity are.

Question # 11

The dimensions of angula momentum are.

Question # 12

A precise measurement is the one which has

Question # 13

The prefix 'nano' represents a factor of:

Question # 14

When adding or subtracting physical quantities, the absolute uncertainty in the final result is found by:

Question # 15

Significant figures in 0.0004813 are

Question # 16

One ligh year is equal to in meteres.

Question # 17

The value 56.8546 cna be rounded off up to three signficant figures.

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FSc Part 1 Physics (New Book) Important MCQ's

Sr.# Question Answer
1 The prefix 'nano' represents a factor of:
A. 10⁻⁶
B. 10⁻⁹
C. 10⁻¹²
D. 10⁻³
2

Physical quantites are oftern divided into.

A.

two categories

B.

Three categories

C.

Four Categories

D.

Five categories

3

The dimensionally correct equation of E is.

A.

mc2

B.

mc

C.

m/c

D.

m2c2

4

The number of significant figures of a measureent are define das.

A.

They reflect the accuracy of the observation in a measurement 

B.

They are teh figures which are reasonably reliable

C.

They are the accurately known digits and the first doubtful digit of measurement 

D.

All of the above

5

SI unit is built up by how many kinds of units

A.

5

B.

7

C.

3

D.

4

6

The purpose  of stdy and discovereties in Physics in.

A.

The porbling of interstatllar sThe betterment of mankingpaces

B.

The bettermetne of mankind

C.

The developemt of destructive echnology in warfare

D.

Developemt in aesthetics for the world

7

When rounded off upto three significnat figures the value 6.835is written as.

A.

6.83

B.

6.84

C.

6.80

D.

6.85

8

The dimensions of acceleration are.

A.

[LT-2]

B.

[LT-2]

C.

[LT-3]

D.

[L-1T]

9

The least count of aninstrument determines

A.

Precision of a measurment

B.

Accuracy of a measurement 

C.

Factinal uncertainty of a measuremnet 

D.

Percentage uncertainty of a measurement

10

The time taken by the light to reach from sun to earth is.

A.

1 min - 20 sec

B.

1 min -40 sec

C.

9min -20sec

D.

8 min - 20 sec

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