In which of the following cases, MOSFET is helpful?
(I) Switch for LED
(II) Switch with hysteresis
(III) Switching Solenoid
1
I & II
2
II & III
3
I & III
4
I, II & III
In which of the following cases, MOSFET is helpful?
(I) Switch for LED
(II) Switch with hysteresis
(III) Switching Solenoid