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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Physics ICS Part 1 Chapter 1 Online Test

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Question # 1

SI unit is built up by how many kinds of units

Question # 2

The dimensionally correct equation of E is.

Question # 3

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

Question # 4

The scientific notation of numebr 0.0023 is expressed.

Question # 5

One kilo mean

Question # 6

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

Question # 7

The Dimension of freqeuncy is

Question # 8

One centi is equal

Question # 9

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

Question # 10

The dimensions of momentum are:

Question # 11

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

Question # 12

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

Question # 13

SI Unit of angular momentum are.

Question # 14

The least count of aninstrument determines

Question # 15

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

Question # 16

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

Question # 17

Which pair has same unit.

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

Sr.# Question Answer
1 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.
2

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

3

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.

A.

A micrometer screw gauge

B.

A metre rule

C.

A ten meteres measuring tape

D.

A vernier callipers

4

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

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 Which of the following is the SI base unit for luminous intensity?
A. Ampere
B. Candela
C. Mole
D. Kelvin
7

SI Unit of angular velocity are.

A.

ms -1

B.

rad s-1

C.

cm s-1

D.

cm s-2

8

SI unit is built up by how many kinds of units

A.

5

B.

7

C.

3

D.

4

9

The Diment sions of moment of inertia are

A.

[ML2]

B.

[ML-2]

C.

[ML3]

D.

[ML]

10

The dimensions of angula momentum are.

A.

[ML2T-1]

B.

[MLT-2]

C.

[MLT1]

D.

[ML2T-2]

Test Questions