Semiconducting Devices Question 268

Question: If Rp=7KΩ,gm=2.5 millimho, then on increasing plate voltage by 50V , how much the grid voltage is changed so that plate current remains the same

[RPET 1996]

Options:

A) - 2.86 V

B) - 4 V

C) + 4 V

D) + 2 V

Show Answer

Answer:

Correct Answer: A

Solution:

By using μ=ΔVpΔVg

=rp×gm
7×103×2.5×103=50ΔVg
ΔVg=2.86V .



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक