PACKAGE AIR CONDITIONER - Practice Mode

1) Which instrument indicates the correct floor level to install package unit?

Sprit level Tee square Screw gauge Vernier caliper

Correct Answer: Sprit level

2) Where to assemble all the controls, microprocessor display board and indicating LED in package AC?

DOL Body Panel board Blower compartment

Correct Answer: Panel board

3) What is the minimum temperature difference in water required between inlet and outlet of water cooled condenser?

5 Degree Centigrade 15 Degree Centigrade 10 Degree Centigrade 20 Degree Centigrade

Correct Answer: 5 Degree Centigrade

4) Which colour code indicates the earth wire in power supply cord?

Red Black Brown Green/yellow

Correct Answer: Green/yellow

5) How much cut out point is set in high pressure control in package AC using R-22?

12 kg/cm2 15 kg/cm2 17 kg/cm2 20 kg/cm2

Correct Answer: 20 kg/cm2

Explanation:

The pin vice is used for holding small diameter jobs. It consists of a handle and a small collet chuck at one end. The chuck carries a set of jaws which are operated by turning the handle.

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