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

Question : 16 [BPSC (Pre) 1994]

One micron represents a length of

a) 1 mm

b) $10^{-6}$ cm

c) $10^{-4}$ cm

d) 1 m

Question : 17 [PCS (Pre) 2015]

‘Joule’ is related to energy in the same way as ‘Pascal’ is related to

a) Density

b) Mass

c) Pressure

d) Purity

Question : 18 [UPPCS (Mains) 2010]

Which one of the following is not correctly matched?

a) Agnstrom - Unit of wavelength of light

b) Knot - Measure of speed of ship

c) Nautical mile - Unit of distance used in navigation

d) Light year - Unit of measuring time

Question : 19 [UPPCS (Pre) 2006]

Match List-I with List-II and select the correct answer using the code given below the lists.

a) 1 2 3 4

b) 2 1 3 4

c) 1 2 4 3

d) 2 1 4 3

Question : 20 [UPPCS (Pre) 2009]

1 barrel of oil is equals to which of the following?

a) 179 litre

b) 131 litre

c) 159 litre

d) 201 litre