Monday, June 22, 2015

Vinoba Bhave University ITI Electrician 2012 Question Paper

University : Vinoba Bhave University
Course : General Diploma Electronics and Communication
Subject : ITI Electrician
Year : 2012 Question Paper

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1.
a) State Kirchhoff’s 1st law. 4 marks
b) What is the power input to an electric heater that draws 3 ampears
from 230V supply source? 2 marks
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2.
a) What is the condition for parallel grouping of capacitors? 3 marks
b) A watt meter connected in an AC circuit indicates 50w and the
ammeter connected in series with the load reads 1.5A, calculated
the resistance of the Load. 3 marks
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3.
a) Write the use of Megger? 2 marks
b) Explain the purpose of the fuse in circuit? 2 marks
c) What is Meter sensitivity? 2 marks
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4
a) List the condition to be fulfilled to connect to two transformers in parallel. 3 marks
b) A 3 phage Induction motor is wound 4 pole and is supplied from
50Hz supply. Calculated the synchronous speed. 3 marks
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5.
a)Draw the graph of VI characteristics of Zener diode. 2 marks
b) Explain the working of PNP transistor? 4 marks

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