# The region of operation of device for Vds=0.5V is

1.  Cut off

2.  Saturation

3.  Triode

4.  can’t say

4

Triode

Explanation :
No Explanation available for this question

# Find the power delivered by the 40V source

1.  0.28W

2.  0.35W

3.  -0.35W

4.  -0.28W

4

0.28W

Explanation :
No Explanation available for this question

# The best circuit used to eliminate power frequency (50Hz) hum is

1.  Scratch filter

2.  Speech filter

3.  Octave filter

4.  Rumble filter

4

Rumble filter

Explanation :
No Explanation available for this question

# The region of operation of device for Vds= 2V is

1.  Cutoff

2.  saturation

3.  Triode

4.  Can’t say

4

saturation

Explanation :
No Explanation available for this question

# Solve the circuit as shown below for I2

1.  8.57A

2.  7.26A

3.  6.76A

4.  5.241A

4

8.57A

Explanation :
No Explanation available for this question

# An OPAMP zero crossing detector is basically a

1.  Sine wave to square wave converter

2.  Square wave to sine wave converter

3.  Sine wave to triangle wave converter

4.  Sine wave to ramp wave converter

4

Sine wave to square wave converter

Explanation :
No Explanation available for this question

# An OP-AMP Schmitt trigger is basically

1.  An OP-AMP comparator with negative feedback

2.  An OP-AMP comparator with positive feedback

3.  A triangle wave length

4.  A pulse generator

4

An OP-AMP comparator with positive feedback

Explanation :
No Explanation available for this question

# The region of operation of device for Vds= 5V is

1.  Cutoff

2.  saturation

3.  Triode

4.  Can’t say

4

saturation

Explanation :
No Explanation available for this question

# An OP-AMP limiter generally limits the output voltage at

1.  Reference level determined by VCC

2.  Reference level determined by VEE

3.  Level (VZ+VD) &-(VZ+VD)

4.  r.m.s values of input voltages

4

Level (VZ+VD) &-(VZ+VD)

Explanation :
No Explanation available for this question

# If Vc(t)=4 t)V in the circuit, find Vs.

1.  -6.4cos 105t V

2.  2.4cos 105t V

3.  6.4cos 105t V

4.  -2.4cos 105t V

4