measurement and SI units - Category wise Question and Answer Practice Test with Solutions

Question : 11 [NDA]

What is the correct sequence in which the lengths of the following units increase?

1. Angstrom
2. Micron
3. Nanometer

a) 1, 3, 2

b) 1, 2, 3

c) 3, 1, 2

d) 2, 3, 1

Question : 12 [MPPCS (Pre) 1993]

The SI unit of electrical resistance of conductor is

a) Ampere

b) Faraday

c) Volts

d) Ohm-metre

Question : 13 [PCS (Pre) 2002]

Pascal is a unit of measuring

a) Rainfall

b) Humidity

c) Pressure

d) Temperature

Question : 14

Assertion :
Number of significant figures in 0.005 is one and that in 0.500 is three.
Reason :
This is because zeros are not significant.

a) If Assertion is correct but Reason is incorrect.

b) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.

c) If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.

d) If Assertion is incorrect but Reason is correct.

Question : 15

Match List I (Items) with List II (Unit of length) and select the correct answer by using the codes given below the lists.

a) 5 2 4 3

b) 5 4 2 1

c) 3 2 4 1

d) 3 4 1 2