Gautam Sagar

6 Questions 16 Answers 0 Followers

Questions related from Gautam Sagar

How is voltage across zener diode constant?

voltage across zener diode is constant even if we change current across it .if current is doubled then voltage is same as earlier . please explain reason in physical way

11 November 2015 7,651 7 View

Why is emitter cut off current Icbo less than base cut off current Iceo in bjt transistor?

Iceo =(beta+1)Icbo. please explain reason in physical way

11 November 2015 5,639 0 View

Why is the fermi level of p type semiconductor increased in reverse bias of pn junction?

in PN junction in case of reverse bias fermi level of P is increased and in N fermi level is reduced . in case of forward bias fermi level goes down in p type semiconductor.

01 January 2015 7,549 8 View

Why does mosfet have a low capacitance at high frequency?

most capacitance varies with frequency at low frequency it has high value in comparasion to high frequency

01 January 2015 5,236 4 View

What is the disadvantage of nonresonant antenna over resonant antenna?

Nonresonant antennas have wider bandwidth over resonant antenna but have less sensivity than resonant antenna. I want to know other disadvantages of nonresonant antenna.

01 January 2015 1,920 18 View

What is the meaning of electromagnetic resonance if the size of conductor is comparable with the wavelength ?

if the size of wavelength is comparable with any metallic thing like jewellery then electromagnetic wave of that particular frequency will resonate that thing

12 December 2014 1,635 7 View