First Year Physics Chapter 1 Online MCQ Test for 1st Year Physics Chapter 1 (Measurements)


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MCQ's Test For Chapter 1 "Physics ICS Part 1 Chapter 1 Online Test"

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Physics ICS Part 1 Chapter 1 Online Test

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Question # 1

Dimensions of viscosity are.

Question # 2

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

Question # 3

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

Question # 4

The Diment sions of moment of inertia are

Question # 5

SI Unit of angular momentum are.

Question # 6

The ratio of the dimensions of force and eenrgy is.

Question # 7

Significant figures in 0.0004813 are

Question # 8

The purpose  of stdy and discovereties in Physics in.

Question # 9

The dimensions of acceleration are.

Question # 10

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 # 11

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 # 12

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

Question # 13

The dimensions of angula momentum are.

Question # 14

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

Question # 15

The dimensions of weight are.

Question # 16

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

Question # 17

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

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Sr.# Question Answer
1

SI Unit of force

A.

Newton

B.

Dyne

C.

Joule

D.

Watt

2

Dimension of relation mc2 are equal to dimension of.

A.

Force

B.

energy

C.

Torque

D.

Momentum

3

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

4

SI Unit of angular velocity are.

A.

ms -1

B.

rad s-1

C.

cm s-1

D.

cm s-2

5

The dimensionally correct equation of E is.

A.

mc2

B.

mc

C.

m/c

D.

m2c2

6

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

7

Which pair has same unit.

A.

Work and energy

B.

Momentum and moment of inertia

C.

Force and torque

D.

Torque and power

8

The unit of pressure in base unti is.

A.

kg m-1 s-2

B.

kg m-1 S2

C.

kg ms-2

D.

None of above

9 Which type of error can be minimized by taking the average of several measurements?
A. Random error
B. Systematic error
C. Personal error
D. Instrumental error
10 Express the quantity 0.0000000000078 meters in scientific notation.
A. 7.8 x 10⁻¹¹ m
B. 7.8 x 10⁻¹² m
C. 7.8 x 10⁻¹³ m
D. 7.8 x 10⁻¹⁰ m

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