Analog Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics & CE (EC)]: Questions 162 - 164 of 300

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Question 162

Appeared in Year: 2018

Question MCQ▾

In bipolar I. C. technology, the n-p-n transistors have the following regions: (December)

i. Emitter

ii. Base

iii. Collector

iv. Substrate

Arrange them in ascending order of their resistance offered.

Choices

Choice (4)Response

a.

(iv) , (i) , (ii) , (iii)

b.

(iii) , (iv) , (i) , (ii)

c.

(i) , (ii) , (iii) , (iv)

d.

(ii) , (iii) , (iv) , (i)

Edit

Question 163

Appeared in Year: 2018

Question MCQ▾

In which of the below mentioned logic families, the transistors operate between cut-off and active (non-saturation) states? (December)

i. Transistor-transistor Logic (TTL)

ii. Schottky TTL

iii. Diode Transistor Logic (DTL)

iv. Emitter Coupled Logic (ECL)

Choose the correct answer from the code given below:

Choices

Choice (4)Response

a.

(ii) and (iii) are correct

b.

(i) and (iii) are correct

c.

(ii) and (iv) are correct

d.

(i) and (iv) are correct

Edit

Question 164

Appeared in Year: 2018

Question Match List-Ⅰ List-Ⅱ▾

Match the two lists and choose the correct answer from the code given below: (December)

List-Ⅰ (Column-I)List-Ⅱ (Column-II)
(A)

Output impedance in common base

(i)

Less than unity

(B)

Input impedance in common base

(ii)

Very high (= 2MΩ)

(C)

Current gain in common base

(iii)

1 (ONE)

(D)

Voltage gain in common collector

(iv)

Lowest

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (i)
  • (iii)
  • (iv)
  • (ii)

b.

  • (i)
  • (ii)
  • (iv)
  • (iii)

c.

  • (ii)
  • (iv)
  • (i)
  • (iii)

d.

  • (ii)
  • (i)
  • (iii)
  • (iv)

Edit