Question

What is the dimensional formula for `mc^(2)`, where m and c denote the mass and velocity of a body?
A. `M^(1)L^(1)T^(-1)`
B. `M^(1)L^(1)T^(-3)`
C. `M^(2)L^(1)T^(-2)`
D. `M^(1)L^(2)T^(-2)`

Answer 1

Correct Answer - d
`[mc^(2)]=[M^(1)(L^(1)T^(-1))^(2)]=[M^(1)L^(2)T^(-2)]`