In a particular system the units of length,mass and time are chosen to be 10cm,10g and 0.1s resp.The unit of force in this system will be equal to (A)0.1N (B)1N (C)10N (D)100N

Asked by umapushkala | 30th Mar, 2012, 05:06: PM

Expert Answer:

Mass = 10 g = 0.01 kg

Length = 10 cm = 0.1 m

Time = 0.1 s

Force = mass × length/ time ^2

= > Force = 0.01 × 0.1 × 0.1-2 = 0.1 N

Correct answer is option A.

Answered by  | 2nd Apr, 2012, 12:15: PM

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