Electronics [GATE (Graduate Aptitude Test in Engineering) Physics]: Questions 35 - 39 of 70

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Passage

The Karnaugh map of a logic circuit is shown below,

The Karnaugh Map

Question 35 (2 of 2 Based on Passage)

Appeared in Year: 2009

Question

MCQ▾

The minimized logic expression for the above map is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 36

Appeared in Year: 2009

Question

MCQ▾

Pick the correct statement based on the below circuit

Circuit Diagram of a Zener Diode

Choices

Choice (4)Response

a.

the maximum Zener current , when is

b.

the minimum Zener current , when is

c.

with , when

d.

the power dissipated across the Zener when and is

Question 37

Electronics

Appeared in Year: 2009

Question

MCQ▾

Assuming an ideal voltage source, Thevenin՚s resistance and Thevenin՚s voltage respectively for the below circuit are,

Circuit of Four Resistors

Choices

Choice (4)Response

a.

b.

c.

d.

Question 38

Appeared in Year: 2009

Question

MCQ▾

The circuit shown below,

Circuit Diagram of Three Resistors

Choices

Choice (4)Response

a.

has a voltage gain less than 1

b.

is an oscillator

c.

is a common – emitter amplifier

d.

uses a transistor

Question 39

Appeared in Year: 2008

Question

MCQ▾

An voltage of is applied to the primary of a step – down transformer. The secondary of the transformer is centre tapped and connected to a full wave rectifier with a load resistance. The voltage appearing across the load is –

Choices

Choice (4)Response

a.

b.

c.

d.

Developed by: