CHAPTER-1

THE SECONDARY OF A CURRENT TRANSFORMER MUST NEVER BE _____________________ WHILE ENERGIZED.

• GROUNDED

• OPENED

• EXAMINED

• SHORTENED

_____________________ USE CAUTION WHEN WORKING NEAR ELECTRICITY.

• ALWAYS

• NEVER

• RARELY

• SOMETIMES

ELECTRICAL HAZARDS INCLUDE SHOCK, ELECTRICAL ARCS & BLASTS AND ________________ OR FAULTY EXPERIMENT.

• BROKEN

• DOUBLE-INSULATED

• POLISHED

• SECURE

AVOID WORKING _________________ CONDITIONS.

• COLD

• DRY

• SUNNY

• WET

ELECTRICITY FLOWS THROUGH ANY ______________.

• INSULATOR

• CONDUCTOR

• STATE OF MATTER

• NONE OF THE ABOVE

WHICH AMONG THE FOLLOWING IS NOT AN INSULATOR___________________.

• WOOL

• PLASTIC

• SILVER

• PAPER

WHICH OF THE FOLLOWING IS THE EXAMPLE OF ELECTRONICS ENGG.

• MOTOR

• GENERATOR

• COMPUTER

• TRANSFORMER

THE BRANCH OF SCIENCE WHICH DEALS WITH CURRENT CONDUCTION THROUGH_________ IS KNOWN AS ELECTRICAL ENGINEERING.

• CONDUCTOR

• SEMICONDUCTOR

• INSULATOR

• ALL OF THE ABOVE.

THE RESISTIVITY OF A SEMICONDUCTOR ____________ CONDUCTOR & INSULATOR.

• MORE THAN THAT

• LESS THAN THAT

• BETWEEN THAT

• NONE OF THE ABOVE

______________________ CONVERTS AC INTO DC.

• AMPLIFIER

• RECTIFIER