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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Question # 1

The unit of pressure is.

Question # 2

The dimensions of momentum are:

Question # 3

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

Question # 4

The sum of three numbers, 2.7543, 4.10 and 1.273, up -to corrent decimal place is

Question # 5

SI Unit of electric current.

Question # 6

Uncertainty may occur due to 

Question # 7

Which of the following is the SI base unit for luminous intensity?

Question # 8

Dimensions of viscosity are.

Question # 9

The dimensions of angula momentum are.

Question # 10

The scientific notation of numebr 0.0023 is expressed.

Question # 11

The least count of aninstrument determines

Question # 12

The purpose  of stdy and discovereties in Physics in.

Question # 13

SI Unit of force

Question # 14

SI unit is built up by how many kinds of units

Question # 15

The unit of pressure in base unti is.

Question # 16

The dimensions of acceleration are.

Question # 17

Physical quantites are oftern divided into.

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

Sr.# Question Answer
1

The diameter of a steel ball is measrued using a Vernier callipers and its eading is shown in the figure. whant is the diameer ofthe stell ball.

A.

1.30 cm

B.

1.39 cm

C.

1.40 cm

D.

1.31 cm

2

SI Unit of angular momentum are.

A.

kg m2 s-1

B.

kg ms-1

C.

kg ms2

D.

kg m2 s-2

3

The ratio of the dimensions of force and eenrgy is.

A.

L-1

B.

T-1

C.

T

D.

L

4

The most ractive metals of the periodic table are.

A.

Alkali metals

B.

Alkaline metals

C.

Rare earth metals

D.

Coinage metals

5

[M0 L0T-1] Refers to.

A.

Angular velocity

B.

Wavelength

C.

Time Period

D.

Velocity

6

The sum 12 kg +2.02 kg+5.1 kg accoridng to appropriate precision is

A.

19 kg

B.

19.0 kg

C.

19.1 kg

D.

19.12 kg

7

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

8

The dimensions of angula momentum are.

A.

[ML2T-1]

B.

[MLT-2]

C.

[MLT1]

D.

[ML2T-2]

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 When adding or subtracting physical quantities, the absolute uncertainty in the final result is found by:
A. Multiplying the individual absolute uncertainties.
B. Adding the individual absolute uncertainties.
C. Taking the average of the individual absolute uncertainties.
D. Subtracting the smallest from the largest individual absolute uncertainty.

Test Questions