GATE (Graduate Aptitude Test in Engineering) Electronics & CE (EC): Questions 157 - 160 of 1602

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Question 157

Appeared in Year: 2007

Question MCQ▾

For the BJT circuit shown, assume that the of the transistor is very large and . The mode of operation of the BJT is

The BJT Circuit Shown

Choices

Choice (4)Response

a.

Reverse active

b.

Saturation

c.

Normal active

d.

Cut-off

Edit

Question 158

Appeared in Year: 2009

Question MCQ▾

In the following limiter circuit, an input voltage is applied Assume that the diode drop is 0.7 V when it is forward biased. When it is forward biased. The zener breakdown voltage is

The maximum and minimum values of the output voltage respectively are

The Circuit Consists of Diode and Zener Diode

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 159

Appeared in Year: 2012

Question MCQ▾

The voltage gain of the circuit shown below is

The Circuit Consisting Transistor, Capacitor & Resisters

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 160

Appeared in Year: 2008

Question MCQ▾

Consider the Schmitt trigger circuit shown below

A triangular wave which goes from -12 to 12 V is applied to the inverting input of OPMAP. Assume that the output of the OPAMP swings from + 15V to -15 V. the voltage at the non-inverting input switches between

The Figure Consists of Schmitt Trigger Circuit

Choices

Choice (4)Response

a.

b.

c.

d.

and

Edit