How do you check for breathing? Look Listen an Feel Listen Look for rising chest Feel with the cheek Look Listen an Feel A nosebleed can be stopped by: Put some cotton wool into the nose Give something cold to drink Waiting Pinching briefly the nostrils Pinching… Read More »
Cleat wiring should be always above……………….. from the floor level 5 m 2 m 3 m 8 m 3 m A bedroom may require one lamp at the dressing table controlled by a switch and one lamp just above the bed which may require dual control by ………………………………. 2- Two way… Read More »
The thickness of a wire conductive copper part is identified in …………………………. All the above Micrometer Wire gauge Scale All the above The type of wiring depends on ………………………. Safety and appearance All of the above Location and consumers budget Durability and cost All of the above … Read More »
Which amongst the following is not a Nominal size of conduit in mm 50 20 25 38 50 For surface wiring system however work should begin before final finishing work like ……………. after ignoration after painting after plating White washing White washing PVC conduits are available on …………. m length… Read More »
To relieve the strain from the terminals of pendants lamp holders and ceiling roses ………….are used. Cord grip Underwriter’s knot Both a & b None of these Both a & b Cord grip and under writer’s knot are used in…………. All of these Terminals of pendants Ceiling roses Lamp… Read More »
Rigid PVC conduits are not suitable for use where the normal working temperature of the conduits and fittings may exceed ……degree C 55 60 70 65 55 …………. wiring is a system of wiring in which PVC channels with covers are used for drawing wires PVC Channel Cleat Batten Channel… Read More »
The no-load current drawn by transformer is usually what per cent of the full-load current ? 2 to 5 per cent 0.2 to 0.5 per cent 12 to 15 per cent 20 to 30 per cent 2 to 5 per cent …………. gives a diversion of 90 degree in the turn… Read More »
A transformer transforms voltage current power frequency power A transformer cannot raise or lower the voltage of a D.C. supply because Faraday’s laws of electromagnetic induction are not valid since the rate of change of flux is zero none of the above a D.C. circuit has more losses… Read More »
No-load current of a transformer has has small magnitude and low power factor has high magnitude and high power factor has high magnitude and low power factor has small magnitude and high power factor has small magnitude and low power factor The purpose of providing an iron core in a transformer… Read More »
Primary winding of a transformer could either be a low voltage or high voltage winding is always a low voltage winding is always a high voltage winding none of the above could either be a low voltage or high voltage winding Efficiency of a power transformer is of the order of… Read More »