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

Question : 11

Match List 'I' (Physical quantity) with list II (Dimension) and select the correct answer by using the codes given below the lists.

a) 2 1 4 3

b) 3 2 4 1

c) 1 2 3 4

d) 3 2 1 4

Question : 12 [NDA]

Which one of the following remains constant while throwing a ball upward ?

a) Acceleration

b) Displacement

c) Kinetic energy

d) Velocity

Question : 13 [NDA]

A particle starts from rest, accelerates uniformly for 3 seconds and then decelerates uniformly for 3 seconds and comes to rest. Which one of the following displacement (x)-time (t) graphs represents the motion of the particle? 0 3 6

a)

b)

c)

d)

Question : 14

One micron equals to

a) 10^–6 m

b) 10^–3 m

c) 10^–9 m

d) 10^–2 m

Question : 15 [RAS/RTS (Pre) 1999]

A parsec, a unit of distance used to measure the distance related to the stars in the sky, is equal to

a) 4.50 light years

b) 4.25 light years

c) 3.25 light years

d) 3.05 light years