⟩ What is displacement?
In a single acting engine, the volume swept by all pistons in making one stroke each. The displacement on one cylinder in cubic inches is the circular area (in square inches) times the stroke (in inches).
In a single acting engine, the volume swept by all pistons in making one stroke each. The displacement on one cylinder in cubic inches is the circular area (in square inches) times the stroke (in inches).
In order to facilitate maintenance of a complex electrical system, the sequence of control for isolation can be best shown using a
Which of the following normally form part of a highway electrical system?
Which of the following is a statutory document applicable to operatives carrying out installation and maintenance of highway electrical equipment?
Low-pressure mercury- vapor lamps should be disposed of by
Which of the following is a non-statutory document?
It is necessary to avoid skin contact with quartz lamps, as it
Guidance on regular inspection and testing of portable appliances can be found in
A moving coil meter is not used on an ac circuit because
The purpose of a switch is to open or close a circuit
To ensure safe isolation, voltage indicating devices