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

One kilo mean

Question # 2

The unit of pressure in base unti is.

Question # 3

SI Unit of angular velocity are.

Question # 4

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

Question # 5

SI Unit of intensity of light is.

Question # 6

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

Question # 7

The purpose  of stdy and discovereties in Physics in.

Question # 8

The dimensions of angula momentum are.

Question # 9

One ligh year is equal to in meteres.

Question # 10

The prefix 'nano' represents a factor of:

Question # 11

Physical quantites are oftern divided into.

Question # 12

SI Unit of angular momentum are.

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 freqeuncy is

Question # 15

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

Question # 16

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

Question # 17

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

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

Sr.# Question Answer
1

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

2

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

A.

85%

B.

11%

C.

6%

D.

1%

3

Dimensions of viscosity are.

A.

[ML-1T]

B.

[ML-1T-1]

C.

[ML-1T-2]

D.

[ML2T-1]

4

A precise measurement is the one which has

A.

Greater precision

B.

Less precision

C.

Medium precision

D.

More % error

5

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

6 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.
7

SI Unit of intensity of light is.

A.

Mole

B.

Candela

C.

Kelvin

D.

Ampere

8

The ratio of the dimensions of force and eenrgy is.

A.

L-1

B.

T-1

C.

T

D.

L

9

[M0 L0T-1] Refers to.

A.

Angular velocity

B.

Wavelength

C.

Time Period

D.

Velocity

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

Test Questions