Match the entries given in Column A with the appropriate ones in Column B.

Answer

`A:c" "B:e" "C:f" "D:b" "E:a" "F:d`

Explanation

A - C Musical instruments produce sound due to vibratory motion of air molecules or strings.
B - e Potter.s wheel undergoes rotatory motion.
C - f The time period of a seconds pendulum is 2 s.
D - b We know speed = `("Distance travelled")/("Time taken")`
`rArr` Distance travelled = speed `xx` time taken.
E - a The distance-time graph of a body moving with variable speed is not a straight line.
F - d The rate of change in motion in a specific direction is called velocity.