ESTIMATION AND COSTING OF WIRING - Practice Mode

1) Which is the minimum clearance must be kept between ceiling and plane of blade of a ceiling fan?

150mm 200mm 275mm 300mm

Correct Answer: 300mm

2) Which type of light fitting should be used for outdoor lighting?

Water proof lighting Direct lighting Spot light Indirect lighting

Correct Answer: Water proof lighting

3) Which type of switch is used,if the appliance rating is higher than 16A?

16A single pole switch 16A Two way switch 6A SP switch 32A Double pole switch

Correct Answer: 32A Double pole switch

4) Which pump is used to lift water from a deep bore well?

Reciprocating pump Rotary pumps Centrifugal pump Submersible pump

Correct Answer: Submersible pump

5) Which is the cross sectional area of neutral bus bar compared to phase busbar above 200 A capacity?

Half of phase busbar 2 times of phase busbar 1.5 times of phase busbar Same as phase busbar

Correct Answer: Half of phase busbar

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