Q.

The distance travelled by a particle in nth second is Sn=u+a2(2n-1) where u is the velocity and a is the acceleration. The equation is

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a

dimensionally true

b

dimensionally false

c

numerically may be true or false

d

1 and 3 are correct

answer is D.

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Detailed Solution

Dimensionally true and numerically may be true
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The distance travelled by a particle in nth second is Sn=u+a2(2n-1) where u is the velocity and a is the acceleration. The equation is