Electronics (GATE (Graduate Aptitude Test in Engineering) Physics): Questions 9 - 13 of 70

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Question number: 9

» Electronics » Registers

Appeared in Year: 2015

MCQ▾

Question

Which one of the following DOES NOT represent an exclusive OR operation for input A and B?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 10

» Electronics » Bipolar Junction Transistors

Appeared in Year: 2015

Short Answer Question▾

Write in Short

In the simple current source shown in the figure, and are identical transistors with current gain and .

Current mirror circuit

Current Mirror Circuit

The circuit is shows the current mirror circuit consists of Q1 and Q2 are two identical transistors.

The current is ________ (upto two decimal places)

Question number: 11

» Electronics » Semiconductor Devices

Appeared in Year: 2015

MCQ▾

Question

In a Hall Effect experiment, the Hall voltage for an intrinsic semiconductor is negative. This is because – (Symbols carry usual meaning)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 12

» Electronics » Basic Digital Logic Circuits

Appeared in Year: 2016

MCQ▾

Question

For the digital circuit given below, the output X is –

Digital circuit of three different gates

Digital Circuit of Three Different Gates

In figure a digital circuit diagram of three gates NOT, OR and NAND are shown.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 13

» Electronics » Network Analysis

Appeared in Year: 2012

MCQ▾

Question

In the following circuit, the voltage drop across the ideal diode in forward bias condition is .

Circuit diagram of three resistors and a diode

Circuit Diagram of Three Resistors and a Diode

In figure a circuit diagram consists of three resistors and a diode, is shown.

The current passing through the diode is –

Choices

Choice (4) Response

a.

b.

c.

d.

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