HYBRID PARAMETERS Questions and Answers

1. Hybrid means ……
1. Mixed
2. Single
3. Unique
4. None of the above
Ans : 1
2. There are …………… h parameters of a transistor
1. Two
2. Four
3. Three
4. None of the above
Answer: 2
3. The h parameter approach gives correct results for …………
1. Large signals only
2. Small signals only
3. Both small and large signals
4. None of the above
Answer: 2
HYBRID PARAMETERS Questions and Answers pdf
4. A transistor behaves as a linear device for ………….
Small signals only
Large signals only
Both small and large signals
None of the above
Ans : 1
5. The parameter hie stands for input impedance in ………..
CB arrangement with output shorted
CC arrangement with output shorted
CE arrangement with output shorted
None of the above
Ans : 3

6. The dimensions of hie parameter are ………..
Mho
Ohm
Farad
None of the above
Ans : 2
7. The hfe parameter is called ……………. in CE arrangement with
output shorted
Voltage gain
Current gain
Input impedance
None of the above
Ans : 2
8. If the operating point changes, the h parameters of
transistor ………..
Also change
Do not change
May or may not change
None of the above
Ans : 1
9. The values of h parameter of a transistor in CE arrangement
are ……………… arrangement
The same as for CB
The same as for CC
Different from that in CB
None of the above
Ans : 3
10. In order to determine hfe and hie parameters of a
transistor, ………… is an a.c. short-circuited
Input
Output
Input as well as output
None of the above
Ans : 2
11. If temperature changes, h parameters of a transistor ………….
May or may not change
Do not change
Also change
None of the above
Ans : 3
12. In CE arrangement, the value of input impedance is approximately
equal to …………..
Hie
Hoe
Hre
None of the above
Ans : 1