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

00:00
Question # 1

The scientific notation of numebr 0.0023 is expressed.

Question # 2

SI Unit of intensity of light is.

Question # 3

One centi is equal

Question # 4

Uncertainty may occur due to 

Question # 5

SI Unit of force

Question # 6

Physical quantites are oftern divided into.

Question # 7

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

Question # 8

For total acssessment of uncertinty in the final result obtained by multiplication and division

Question # 9

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

Question # 10

A precise measurement is the one which has

Question # 11

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

Question # 12

Dimension of relation mc2 are equal to dimension of.

Question # 13

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 # 14

The Dimension of Power is.

Question # 15

The unit of pressure in base unti is.

Question # 16

The unit of pressure is.

Question # 17

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

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

Sr.# Question Answer
1

For total acssessment of uncertinty in the final result obtained by multiplication and division

A.

Absolut euncetainties are added

B.

Uncertainties are multiplied

C.

%age uncertainties are added

D.

Erros are added

2

The Dimension of freqeuncy is

A.

[T-1]

B.

[LT]

C.

[MLT]

D.

[LT-1]

3

A precise measurement is the one which has

A.

Greater precision

B.

Less precision

C.

Medium precision

D.

More % error

4

The dimensions of angula momentum are.

A.

[ML2T-1]

B.

[MLT-2]

C.

[MLT1]

D.

[ML2T-2]

5

Uncertainty may occur due to 

A.

Limitatio of an insturement

B.

Personal negligance

C.

Natural variance of the boject

D.

All of the above

6

One ligh year is equal to in meteres.

A.

9.5 x 1015

B.

9.5 x 10-15

C.

3.1 x 102

D.

3.1 x 10-8

7

The answer to appropriate precison for the substaaction (1.126-0.97268) is.

A.

0.15

B.

0.153

C.

0.1533

D.

0.15332

8

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

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 How many significant figures are in the measurement 0.004500 kg?
A. 3
B. 4
C. 5
D. 6

Test Questions