# Which one of the following transducers is used to obtain the output position in a position control system

1.  Strain Guage

3.  Synchro

4.  Thermistor

4

Synchro

Explanation :
No Explanation available for this question

# The current transfer ratio I2/I1 for the network shown in the figure is

1.  0.25

2.  0.40

3.   0.50

4.  0.75

4

0.25

Explanation :
No Explanation available for this question

# Capacitance hats are installed on low frequency antenna to

1.   Increase the electrical length

2.  Reduce the electrical length

3.  Protect against lightening

4.   Protect against corona effects

4

Increase the electrical length

Explanation :
No Explanation available for this question

# The voltage transfer ratio V2/V1 for the network shown in figure is

1.  1/13

2.  2/13

3.   3/13

4.  4/13

4

2/13

Explanation :
No Explanation available for this question

# For VLF antennas radiation resistance is usually of the order of

1.  Less than one ohm

2.  12 to 20 ohms

3.   Around 100 ohms

4.  More than 200 ohms

4

Less than one ohm

Explanation :
No Explanation available for this question

# You are to design an active low pass filter to provide the characteristic shown. Assume that only  F. Capacitors are available. Determine the necessary values for R1 and RF

1.  RF = √2 × 105 R1

2.  RF = 104 ohm, R1 = 102 ohm

3.  RF = 100 R1

4.  RF = 50 k-ohm, R1= 500 ohm

4

RF = 50 k-ohm, R1= 500 ohm

Explanation :
No Explanation available for this question

# Consider the following statements regarding the number of sign changes in the first column of the Rough table in respect of the characteristic equation + 2as + 4: 1. If a=+, where ? = near zero, the number of sign changes will be equal to zero. 2. If a=0, the number of sign changes will be equal to 1. 3. If a=?, where ? = never zero, the number of sign changes will be equal to 2 of the statements:

1.  . 1, 2 and 3 are correct

2.  1 and 2 are correct

3.  2 and 3 are correct

4.  1 and 3 are correct

4

1 and 3 are correct

Explanation :
No Explanation available for this question

# In the program below, the number of times the FIRST and SECOND JNZ instructions cause the control to be transferred to LOOP respectively MVI H, 02H MVI L, 05H LOOP: DCR L FIRST: JNZ LOOP DLR H SECOND: JNZ LOOP

1.  5 and 2

2.  4 and 1

3.  259 and 1

4.  260 and 1

4

259 and 1

Explanation :
No Explanation available for this question

# An antenna is

1.   Inductive

2.  Capacitive

3.  Resistive above its resonance frequency

4.   None of the above

4

Inductive

Explanation :
No Explanation available for this question

# In the circuit shown in the figure given below, RC is very small and L/R is very large when compared to the time period of the various input signals. Also R

1.  dv1(t)/dt + vz(t) dt + R/R3 v3(t)

2.  ? vz(t) dt + dv2(t)/dt + R/R3 v3(t) dt

3.  RC dv1(t)/dt + 1/ ? v2(t) dt + R/R3 v3(t)

4.  RC ? V1(t0 dt – 1/ ? v2(t) dt + R/R3 v3(t)

4