A) 1 A
B) 2 A
C) 3 A
D) 6 A
Correct Answer: D
Solution :
i. (t) \[=-\frac{1}{R}\frac{d\phi }{dt}=2bt-3a{{t}^{2}}\] |
i is maximum when \[\frac{di}{dt}=0\] or \[t=\frac{2b}{6a}\] |
Using values, at \[t=1\,\,\text{s},\]i is maximum its value \[=12-6=6A\] |
You need to login to perform this action.
You will be redirected in
3 sec