Q. with what instruments can you find. (a) Mass of body (b) Length of rod (c) Time of experiment?

 

Q. with what instruments can you find. 

(a) Mass of body

(b) Length of rod

(c) Time of experiment?

Ans: (a) Mass of the body: by Physical balance.

(b) Length of rod: Meter stick, Vernire Callipers and screen Gauge.

(c) Time of experiment: by stop watch.