A) 25V
B) 15V
C) 12V
D) 10 V
Correct Answer: B
Solution :
The grid potential required to make plate current zero is given by \[{{V}_{g}}=\frac{{{V}_{p}}}{\mu }\] Given, \[{{V}_{p}}=300\,V,\,\mu =20\] \[\therefore \] \[{{V}_{g}}=\frac{300}{20}=15\,V\]You need to login to perform this action.
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