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V1109

Pages: 5

When the projectors are parallel to each other and also perpendicular to the plane, the

projection is called

a) Perspective b) Oblique projection c) Isometric d)
projection projection
In AutoCAD, to obtain parallel lines, concentric circles and parallel curves;
a) Array b) Fillet c) Copy d)
PART B- CORE COURSES
Self-bias provides
a) Stable Q point b) High input c) Large voltage d)
impedance gain
What is the range of an FET input impedance?
a) 10Q to 1kQ 0) 1162 to 5012 ௦) 5012 to 2501൪ 0)

The feed back signal in oscillator is derived from an inductive divider

a) Hartley 0) Colpitts c) Crystal d)
Open loop gain of an ideal op-amp is
a) high b) Infinite c) low d)

Orthographic
projection
is used

Offset

High base
current

1MQ to several
hundred MQ

Wien bridge

Zero

A certain differential Amplifier using op-amp, has differential voltage gain of 2000 and

common mode gain of 0.2. Determine CMRR in dB

a) 50dB b) 60dB c) 80dB d)
multivibrator is a square wave oscillator
a) Monostable 0) Astable ௦) Bistable d)

Zero crossing detector is basically

a) A Sine wave to b) A Square wave to c) A sine wave to d)

square wave sine wave triangle wave
converter converter converter
Two’s compliment of given binary number 11010 is
a) 10001 b) 00100 c) 00110 d)
Which of the following is true?
(A+B)(A+C) is equal to
a) AC+BC b) AB+C c) A+BC d)

A BCD —to-decimal decoder is

b) ^ 1-111€ [0 10 111€ ०)
decoder

a) A 3-line to 8-line
decoder

A 4-line to 10- d)
line decoder

The race around condition occurs in a J-K flip flop when

a) Bothinputsare0. ‏زط‎ Both inputs are 1 c) The inputs are d)
complementary

Page 2 of 5

70dB

None of the
above

A sine wave to
ramp voltage
converter

00101

AC+B

Any lines -10

10 line decoder

Any one of the
input