Category Archives: Engineering Mcqs

PSU Sample Paper 7

PSU SAMPLE PAPER 7

1.         When compared to a first-order low-pass filter, a second order low-pass filter has
            A. lower voltage gain
            B. higher voltage gain
            C. faster drop in filter response
            D. higher cut-off frequency.
2.         Three concentric conducting spherical surfaces of radii R1, R2 and R3 (R1< R2< R3) carry charges of -1, -2 and 4 coulombs respectively. The charges on the inner and outer surfaces of the outermost sphere will be respectively (in coulombs).
            A. 0, 4
            B. 3, 1
            C. -3, 7
            D. -2, 6
3.         In a power MOSFET switching times are of the order of few
            A. seconds
            B. milliseconds
            C. microseconds
            D. nano seconds.

Continue reading PSU Sample Paper 7

PSU Sample Paper 6

PSU Sample Paper 6

AIL Technical Papers Electronics-Engineering MT

1.         Match List-I with List-II and select the correct answer using the codes given below the lists:
                        List-I                                                   List-II
            (Pole-zero configurations)                                (Number of elements in Foster's first form 
network)
            A.                                  1.         Two
            B.                                     2.         Three
            C.                                    3.         Four
            D.                                     4.         Five
            Codes:
                        A         B         C         D
            A.        3          2          1          4
            B.        4          3          1          2
            C.        3          4          2          1
            D.        2          1          4          3


2.         An electric dipole of moment P is placed in front of a grounded sphere as shown in the fig. The charge induced on the surface of the sphere is :
                        

  1. zero
  2. PR / d2
  3. PR2 / d3
  4. PR3 / d4

Continue reading PSU Sample Paper 6

PSU Sample Paper 5

PSU Sample Paper 5


1.         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 << R3
            The output V0(t) is given by
                                                            

2.         Transmission of power to a load over a transmission line achieves optimum value when standing-wave ratio (SWR) becomes
            A. 2 : 1
            B. 1 : 2
            C. 1 : 1
            D. 1 :Ö2

Continue reading PSU Sample Paper 5

General Awareness Sample Paper 2

General Awareness Sample Paper 2

1. Brickfielder, Khamsin and Harmattan are the examples of…

  • a. hot winds
  • b. cold winds
  • c. trade winds
  • d. planetary winds

Ans: (A)

2. The world-famous Khajuraho temples were built by the rulers of…

  • a. Gupta dynasty
  • b. Chandela dynasty
  • c. Pallava dynasty
  • d. Chola dynasty

Ans: (B)

3. The world's first Earth Summit took place in the year…

  • a. 1988
  • b. 1990
  • c. 1992
  • d. 1994

Continue reading General Awareness Sample Paper 2

MCQ in Telecommunication

MCQ in Telecommunication

Q1.    Mark Cross against the correct answer:

1. Type of modulation used in visual section of a transmitter.
  1. Positive A.M.
  2. Negative A.M.
  3. F.M.
  4. None of the above.
2. The Difference between video I.F. & audio I. F in TV transmitter is
  1. 4.43 MHz
  2. 3.50 MHz
  3. 5.50 MHz
  4. None of the above.

Continue reading MCQ in Telecommunication

Mcqs Electronics Engineering

Mcqs Electronics Engineering

1. When four resistances of 2W 1W; 5W 2W; 10W 5W and 15W 10 W are connected in parallel, the greatest power is absorbed by

  • 2 W, 1 W
  • 5 W, 2 W
  • 10 W, 5W
  • 15 W, 10 W

2. A moving coil instrument has a resistance of 10 W and gives full scale deflection when carrying a current of 50 mA.  To measure current upto 100 A, we will have to connect

  • 10 W resistance in series
  • 10 W resistance in parallel
  • 10/1999 W resistance in series
  • 10/1999 W resistance in parallel

3. The ripple voltage in the output of a single phase half wave rectifier with 10 V rectified dc voltage with resistive load and without filter will be

  • 12.1 volt
  • 1.21 volt
  • 0.482 volt
  • 4.82 volt

Continue reading Mcqs Electronics Engineering

Mcqs in Wave propagation

Mcqs in Wave propagation

  1. A 'skip zone' is:

    1. the distance between the antenna and where the refracted wave first returns to earth
    2. the distance between the far end of the ground wave and where the refracted wave first returns to earth
    3. the distance between any two refracted waves
    4. a zone caused by lost sky waves
  2. The medium which reflects high frequency radio waves back to the earth's surface is called the:

    1. biosphere
    2. stratosphere
    3. ionosphere
    4. troposphere
  3. The highest frequency that will be reflected back to the earth at any given time is known as the:

    1. UHF
    2. MUF
    3. OWF
    4. LUF Continue reading Mcqs in Wave propagation

MCQs in Radio Engineering Part -1

MCQs in Radio Engineering (Electronics and Communication EngineeringTest Paper

Choose the correct answer

1. Output power of 10 kW FM transmitter modulated with 1 Khz sinusoidal tone with deviation of + 75 kHz shall be

  • 10 kW
  • 15 kW
  • 7.5 kW

2. Adaptive pre-emphasis in FM limiter is

  • Independent of frequency.
  • Dependent on frequency.
  • Independent of level.
  • Dependent on level.

3. The feeder used to connect the FM Transmitter to the antenna is

Mcqs in Basic Electronics

Mcqs in Basic Electronics​ test paper

 1.When four resistances of 2W 1W; 5W 2W; 10W 5W and 15W 10 W are connected in parallel, the greatest power is absorbed by

  • 2 W, 1 W         
  • 5 W, 2 W         
  • 10 W, 5W        
  • 15 W, 10 W

 2. A moving coil instrument has a resistance of 10 W and gives full scale deflection when carrying a current of 50 mA.  To measure current upto 100 A, we will have to connect  

  • 10 W resistance in series
  • 10 W resistance in parallel
  • 10/1999 W resistance in series
  • 10/1999 W resistance in parallel

Continue reading Mcqs in Basic Electronics