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

A precise measurement is the one which has

Question # 2

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.

Question # 3

The dimensionally correct equation of E is.

Question # 4

The numebr of significant figures in the measrued mass 2500.0 kg is

Question # 5

The least count of aninstrument determines

Question # 6

SI unit is built up by how many kinds of units

Question # 7

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

Question # 8

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

Question # 9

The ratio of the dimensions of force and eenrgy is.

Question # 10

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

Question # 11

Significant figures in 0.0004813 are

Question # 12

The dimensions of momentum are:

Question # 13

SI Unit of force

Question # 14

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

Question # 15

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

Question # 16

SI Unit of angular momentum are.

Question # 17

Dimensions of viscosity are.

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

Sr.# Question Answer
1

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

A.

56.8

B.

56.9

C.

56.7

D.

56.86

2

SI Unit of force

A.

Newton

B.

Dyne

C.

Joule

D.

Watt

3

Dimensions of viscosity are.

A.

[ML-1T]

B.

[ML-1T-1]

C.

[ML-1T-2]

D.

[ML2T-1]

4

SI Unit of electric current.

A.

Mole

B.

Candela

C.

Ampere

D.

Microampere

5

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%

6

The dimensions of acceleration are.

A.

[LT-2]

B.

[LT-2]

C.

[LT-3]

D.

[L-1T]

7

The dimensionally correct equation of E is.

A.

mc2

B.

mc

C.

m/c

D.

m2c2

8

The most ractive metals of the periodic table are.

A.

Alkali metals

B.

Alkaline metals

C.

Rare earth metals

D.

Coinage metals

9

Significant figures in 0.0004813 are

A.

4

B.

8

C.

7

D.

3

10

Identify whcih pari fromt he following does not have identical dimension.

A.

Work and torque

B.

Moment ofinertial and moment of force

C.

Angular momentum and Planck's constant

D.

Ipulse and momentum

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