Electronics [GATE (Graduate Aptitude Test in Engineering) Physics]: Questions 1 - 5 of 70

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Question 1

Appeared in Year: 2014

Question

MCQ▾

The input given to an ideal OP-AMP integrator circuit is –

The Input of an Ideal Op – Amp Integrator Circuit

The correct output of the integrator circuit is –

Choices

Choice (4)Response

a.

The Output of the Integrator Circuit Choice – A

b.

The Output of the Integrator Circuit Choice – B

c.

The Output of the Integrator Circuit Choice – C

d.

The Output of the Integrator Circuit Choice – D

Question 2

Appeared in Year: 2015

Write in Short

Short Answer▾

The bad gap of an intrinsic semiconductor is and . At 300 K, the Fermi level with respected to the edge of the valence band (in eV) is at ________ (up to three decimal places)

Question 3

Appeared in Year: 2014

Question

MCQ▾

A low pass filter is formed by a resistance R and a capacitance C. At the cut – off angular frequency , the voltage gain and the phase of the output voltage relative to the input voltage respectively, are –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 4

Electronics
Edit

Appeared in Year: 2014

Write in Short

Short Answer▾

The minimum number of flip – flops required to construct a mod – 75 counter is ________.

Question 5

Appeared in Year: 2015

Question

MCQ▾

In the given circuit, if the open loop gain , the feedback configuration and the closed loop gain are,

The Feedback Configuration

Choices

Choice (4)Response

a.

Series – series,

b.

Series – shunt,

c.

Shunt – shunt,

d.

Series – shunt,

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