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

Question # 2

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

Question # 3

SI Unit of electric current.

Question # 4

The Diment sions of moment of inertia are

Question # 5

One kilo mean

Question # 6

The ratio of the dimensions of force and eenrgy is.

Question # 7

SI Unit of intensity of light is.

Question # 8

SI Unit of angular velocity are.

Question # 9

The scientific notation of numebr 0.0023 is expressed.

Question # 10

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

Question # 11

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

Question # 12

The Dimension of Power is.

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

The least count of aninstrument determines

Question # 17

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

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

Sr.# Question Answer
1

The dimensions of weight are.

A.

[MLT-2]

B.

[LT-1]

C.

[LT-2]

D.

[ML2T]

2 The dimensions of momentum are:
A. [MLT⁻¹]
B. [ML²T⁻²]
C. [MLT⁻²]
D. [ML²T⁻¹]
3 Which of the following is the SI base unit for luminous intensity?
A. Ampere
B. Candela
C. Mole
D. Kelvin
4

Dimension of relation mc2 are equal to dimension of.

A.

Force

B.

energy

C.

Torque

D.

Momentum

5

The scientific notation of numebr 0.0023 is expressed.

A.

2.3 x 10-3

B.

0.2.3 x 10-3

C.

2.3 x 10-4

D.

02.3 x 104

6

Uncertainty may occur due to 

A.

Limitatio of an insturement

B.

Personal negligance

C.

Natural variance of the boject

D.

All of the above

7

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

8

The Dimension of Power is.

A.

[ML2T-2]

B.

[ML2T-3]

C.

[ML2T-1]

D.

[MLT-1]

9

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%

10

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

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