What are the dimensions of pressure ?

A force F is given by F = at + bt^(2) , where t is time . What are the dimensions of a and b ?

What are the dimensions of the quantity lsqrt(l//g) l - beng the length and the acceleration due to gravity.

The dimensions of heat are

The dimensions of torque are

What are the dimensions and units of a unit vector?

What is pressure ?

The dimensions of epsilon_0 are

The dimension for Torque is

Write the dimension value of power & pressure.

State S.I. unit and obtain dimension of universal gravitational constant? OR What is gravitional constant? OR What are dimension of Universal constant?