Download Previous year Paper of Utilization Electrical Energy UEE Dec 2015 PSBTE Paper

Utilization Electrical Energy UEE PSBTE Diploma Paper Dec 2015

  •   Utilization Electrical Energy UEE PSBTE Diploma Paper Dec 2015                                             SECTION-A

Q1. Fill in the Blanks.                                                                                                                      15×1=15

  1. For small domestic appliances DC motors are generally used.

  2. The ac motor used for running the lathe is single-phase capacitor run motor.

  3. Candela is the unit of Luminous Intensity 

  4. The fluorescent material used for coating the inside of fluorescent lamp Phospher.

  5. Induction furnaces require 100 Hz frequency Suuply.

  6. Nichrome is an alloy of  Nickel and Chromium.

  7. Welding transformer must have a High leakage reactance.

  8. The electrode used for electrolytic process is Carbon electrodes .

  9. The carbonate light of a refrigerator is operated by Push-button Switch.

  10. On main line railways more importance is given 


    Q2. Attempt any five questions.                                                                    5×6=30

  1. What is a group drive?

  2. Why tungsten is selected as the filament material?

  3. What is meant by schedule speed of a train?

  4. What are the essential properties of resistance heating elements?

  5. What is regenerative braking and where it is used?

  6. How does carbon arc welding differ from metal arc welding?

  7. What are the essential qualities of a good refrigerant used in refrigeration cycle?

  8. What is an electro deposition? What are the factors on which quality of electro deposition depends?


Q3. Attempt any three questions.                                                       3×10=30

  1. Discuss the various advantage of electric drive over mechanical drive. What are the various factors which decide the choice of an electric drive for industrial applications?

  2. Explain\’ Faraday\’s law of electrolysis.

  3. Describe the various methods of induction heating. Give some applications of induction heating.

  4. Draw electric circuit diagram of an air condition and explain the working ?

  5. Describe with the help of a neat diagram, the construction and working of high pressure mercury vapor.

Utilization Electrical Energy UEE PSBTE Diploma solved Paper May Dec 2015

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Lumen/watt is the unit of _____

luminous flux

Sizes of Refrigerators are rated in _____


A Voltage Regulators are used to Regulate the __________

level  the Voltage.

Value of knee voltage for silicon diode is ____.

0.7 V

The Dielectric Losses depends upon __________

frequency and the dielectric material. 

In electrolyte process the electrical energy is converted into __________Energy.


Starting Torque of Three Phase Induction Motor can be Increase by _________

increasing rotor resistance .

Supply source used for Arc Welding must have ________ characteristics

straight or drooping

Different modes by which heat is transferred are 

Conduction,Covection and Radiations.

During Free Running ________Remains Constant.


Light Travel with a velocity of ______

3 × 10–8 m/s

The welding Transformer must have a _______leakage.


For Traction Work the best rated motor is ________________

D.C Series Motor.

Coasting is Followed by ________


Utilization of Electrical Energy UEE  PSBTE Diploma Solved Paper Dec 2018. Click Here

Section B : BE PAPER MAY 2018 PAPER

Explain Intrinsic and Extrinsic Semiconductor with Suitable Diagram ?

Intrinsic and Extrinsic Semi-conductor Click Here.

What is Zener diode? Draw its symbol and explain its characteristics.

What is Zener diode? Draw its symbol and characteristics 

Explain the Working of Half Wave Rectifier

Working of Half wave Rectifier click here

Explain the working of NPN Transistor ?

Working of NPN Transistor Click Here

Difference Between FET and BJT ?
h-Parameters (hybrid Parameter) of transistors ?

hybrid Parameter) of transistor

In what way the temperature variations affect the operating point of a transistor?

Temperature variations affect the operating point of a transistor 

Explain the Phase reversal of output voltage with respect to input voltage in an Amplifier ?

Phase reversal of output voltage with respect to input voltage in an Amplifier 

Basic Electronics PSBTE Diploma Solved Paper May 2017 Solution Click Here


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