If the dimensions of a physical quantity are given by , Ma Lb Tc then the physical quantity will be
(d) Charge = Current ´ Time =[AT] .
(c) L/R= Time constant.
If C and R represent capacitance and resistance respectively,then the dimensions of RC are(a) M0 L0 T2 (b) M0 L0 T(c) ML-1 (d) None of the above