# OP AMP circuit shown here is a

1.  Summer

2.  Voltage follower

3.  Non-inverting amplifier

4.  Voltage to current converter

4

Voltage follower

Explanation :
No Explanation available for this question

# Readings of 1154 and 577 W were obtained by 2 watt-meter method, load is balanced. If connection is delta type then what would be load impedance for system voltage of 100V

1.

2.

3.

4.

4

Explanation :
No Explanation available for this question

# ON resistance of an FET

1.  Vdx/Id at origin

2.  Vdx/Id in saturation region

3.  Vdx/?Id  in saturation region

4.  Significant Drain current flows starts flowing

4

Vdx/Id at origin

Explanation :
No Explanation available for this question

# Find equivalent inductance across the terminals of the voltage source.

1.  1H

2.  5/6 H

3.  6/5 H

4.  6/7 H

4

5/6 H

Explanation :
No Explanation available for this question

# FET has an offset voltage of about

1.  0.2V

2.  0.6V

3.  2.2V

4.  Zero

4

Zero

Explanation :
No Explanation available for this question

# The given circuit behaves as

1.  Direct coupled amplifier

2.  AC coupled amplifier

3.  DC voltage follower

4.  Logarithmic amplifier

4

AC coupled amplifier

Explanation :
No Explanation available for this question

# In analog computation, we prefer integrator over differentiator because

1.  Integrator is more stable

2.  Integrator has less voltage drift

3.  Integrator is cheaper

4.  Both A & B

4

Both A & B

Explanation :
No Explanation available for this question

# MOS transistor

1.  Has only one p-n junction

2.  Has only two electrodes

3.  Gate electrode is in direct contact with silicon

4.  conducts when sufficient voltage is applied to gate electrode

4

conducts when sufficient voltage is applied to gate electrode

Explanation :
No Explanation available for this question

# In a 2 element series network, the voltage and current respectively are given as V(t)=50 sin(314t)+50 sin(342t)V and i(t)=10 sin(314t + 60o) + 8sin(342t + 45o) .Then the power factor of the network is approximately

1.  0.9

2.  0.6

3.  0.3

4.  0.1

4

0.6

Explanation :
No Explanation available for this question

# Which of the following OPAMP system is non-linear

1.  Voltage to current converter

2.  Voltage follower

3.  Active filter

4.  Sample & hold circuit

4