MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
Menu
Grade: 12th pass
        A  JFET has  IDSS= 20 mA. At what gate source voltage (VGS)  will it`s drain current be 5 mA, it`s pinch off  voltage is 4.2 V
4 months ago

Answers : (1)

Khimraj
1861 Points
							
Formula of drain current
ID = IDSS(1 – VGS/VP)2
Given that ID = 5mA, IDSS = 20mA, VP= 4.2 V
ID/IDSS = (1 – VGS/4.2)2
¼ = (1 – VGS/4.2)2
½ = (1 – VGS/4.2)
0.5*4.2 = 4.2 – VGS
VGS= 4.2 – 2.1 = 2.1V.
Hope it clears. If you like answer then please approve it.
4 months ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies

Get Extra Rs. 3,180 off

COUPON CODE: SELF20


Course Features

  • 731 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 18 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Get Extra Rs. 127 off

COUPON CODE: SELF20

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details