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Which among the following optical devices allows light to pass through them in only one
direction ?

A) Optical circulator B) Optical splitter

C) Optical isolator D) Optical couplers

In voltage source inverters, the amplitude of the output voltage is
A) Independent of the load

B) Dependent on the load

C) Dependent only on loads

D) None of the above

What is the measured unit of UPS output rating ?
A) Voltage B) Ampere C) Volt ampere D) Farad

Which among the following is the application of ICT for delivering government services
to citizens with quality and transparency ?

A) E-Business B) E-Administration

C) E-Governance D) E-Marketing

Name the authority competent to issue license to possess wireless telegraphy apparatus
in India.

A) Telegraph authority constituted under Indian Telegraph Act, 1885
B) Telegraph authority constituted under Indian Telegraph Act, 1934
C) Telegraph authority constituted under Indian Telegraph Act, 1972
D) None of the above

If two lamps of 100 w and 40 w are connected in parallel across a 220 volt ac supply
A) 100 w lamp will give less light

B) 40 w lamp will give less light

C) 100 w lamp gives more light

D) 40 w lamp gives more light

During continuity test, a dead short in an installation indicated in a meggar by
reading.

A) zero reading B) 1 megaohm

C) infinity megaohm D) 10 megaohm

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