Physical World Units and Measurements - Result Question 5

5. In a particular system, the unit of length, mass and time are chosen to be 10cm,10g and 0.1s respectively. The unit of force in this system will be equivalent to

[1994]

(a) 0.1N

(b) 1N

(c) 10N

(d) 100N

Show Answer

Answer:

Correct Answer: 5. (a)

Solution:

  1. (a) As we know force = Mass × Acceleration = Mass × length × time 2=(10g)(10cm)(0.1s)2 =(102kg)(101m)(101s)2=101N.


NCERT Chapter Video Solution

Dual Pane