Semiconductor Devices Test

Result

Semiconductor Devices Test - 73

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Weekly Quiz Competition

Question 1
4 / -1

A

B

C

D

Solution
Question 2
4 / -1

The mutual characteristic of triode is

A

B

C

D

Solution
Question 3
4 / -1

The value of amplification factor from the following graph will be

A
10

B
50

C
25

D
40

Solution
Question 4
4 / -1

The correct curve between voltage gain (A_v) and load resistance (R_L ) is

A

B

C

D

Solution
Question 5
4 / -1

The curve between the work function of a metal (ϕ₀) and its temperature (T) will be

A

B

C

D
Question 6
4 / -1

The plate characteristic curve of a diode in space charge limited region is as shown in the figure. The slope of curve at point P is 5.

A
111.1 Ω

B
222.2 Ω

C
333.3 Ω

D
444.4 Ω

Solution
Question 7
4 / -1

The ratio of thermionic currents is (I / I₀) for a metal when the temperature is slowly increased from T₀ to T as shown in figure. (I and I₀ are currents at T and respectively). Then which one is correct?

A
A

B
B

C
C

D
D

Solution
Question 8
4 / -1

The frequency response curve of RC coupled amplifier is shown in figure. The band width of the amplifier will be

A

B

C

D

Solution
Question 9
4 / -1

The figure represents variation of triode parameter (µ or r_p or g_m) with the plate current. The correct variation of µ and r_p are given, respectively by the curves

A
A and B

B
B and C

C
A and C

D
None of these

Solution
Question 10
4 / -1

The mutual characteristic curves of a triode are as shown in figure. The cut off voltage for the triode is

A
0 V

B
2 V

C
–4 V

D
6 V

Solution