A) \[\left[ M{{L}^{2}}{{T}^{-2}}{{A}^{-2}} \right]\]
B) \[\left[ M{{L}^{2}}T{{A}^{-2}} \right]\]
C) \[\left[ M{{L}^{2}}{{T}^{-1}}{{A}^{-2}} \right]\]
D) \[\left[ M{{L}^{2}}{{T}^{-2}}{{A}^{-1}} \right]\]
Correct Answer: A
Solution :
emf induced in an electrical circuit \[e=L\frac{dI}{dt}\] (numerically) or \[e=L\frac{dI}{dt}\] \[=\frac{W}{Q}\,.\,\frac{dt}{dI}\] \[\left( \because \,e=V=\frac{W}{Q} \right)\] \[=\frac{Wdt}{It\,.\,\,dI}\] \[=\frac{[M{{L}^{2}}{{T}^{-2}}][T]}{[A][T][A]}\] \[=[M{{L}^{2}}{{T}^{-2}}{{A}^{-2}}]\]You need to login to perform this action.
You will be redirected in
3 sec