Q. In the equation $S_{nth}$ the =$u + \frac{a}{2}(2n - 1),$ the letters have their usual meanings. The dimensional formula of $S_{nth}$ is
A) $\lbrack ML^{0}T\rbrack$
B) $\lbrack ML^{- 1}T^{- 1}\rbrack$
C) $\lbrack M^{0}LT^{- 1}\rbrack$
D) $\lbrack M^{0}LT^{0}\rbrack$
Explanation
$S_{nth}$ represents the distance covered in $n$th sec.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.