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

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

Question # 2

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

Question # 3

Physical quantites are oftern divided into.

Question # 4

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

Question # 5

The scientific notation of numebr 0.0023 is expressed.

Question # 6

The dimensionally correct equation of E is.

Question # 7

The number of significant figures of a measureent are define das.

Question # 8

One centi is equal

Question # 9

The dimensions of weight are.

Question # 10

How many significant figures are in the measurement 0.004500 kg?

Question # 11

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

Question # 12

The prefix 'nano' represents a factor of:

Question # 13

One ligh year is equal to in meteres.

Question # 14

The Dimension of freqeuncy is

Question # 15

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

Question # 16

The dimensions of angula momentum are.

Question # 17

The least count of aninstrument determines

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

Sr.# Question Answer
1

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

2 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.
3

SI Unit of force

A.

Newton

B.

Dyne

C.

Joule

D.

Watt

4

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

5

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

A.

0.15

B.

0.153

C.

0.1533

D.

0.15332

6

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

7

The unit of pressure is.

A.

Nm-2

B.

Nm

C.

N2 m-1

D.

N2 m

8

SI unit is built up by how many kinds of units

A.

5

B.

7

C.

3

D.

4

9

[M0 L0T-1] Refers to.

A.

Angular velocity

B.

Wavelength

C.

Time Period

D.

Velocity

10

SI Unit of angular momentum are.

A.

kg m2 s-1

B.

kg ms-1

C.

kg ms2

D.

kg m2 s-2

Test Questions