Safety
Who Discovered Electricity and when ?
Benjamin Franklin in 1752
What type of tool is commonly used to tighten or loosen nuts and bolts?
Wrench.
Apart from India, which two countries have the same wire color code?
South Africa and Pakistan.
Name all the essential components of an electrical circuit?
Power source, load and wiring path.
Which type of chemical reaction is involved in fire?
Oxidation or exothermic reaction.
Which of these are power tools:
(a) Flashlight
(b) Screwdriver
(c) Axe
Flashlight and Screwdriver
What type of measuring tool is used to determine the length of an object with high accuracy?
Caliper.
What was old and new colour code for single phase neutral wire ?
Old: Black
New: Blue
what is the symbol used to depict grounding wire?
3 decreasing-length lines.
You discover a fire, what is the first thing you must do?
Raise the alarm, Call the fire brigade, Get out of the building, Telephone home or try to extinguish the fire
Raise the alarm.
Hazard has the potential to cause:
(a) loss of life
(b) A constructive discussion or debate
(c) Property damage
(d) Environmental degradation
Option a, c and d are correct
What type of power tool is commonly used for cutting wood, metal, and other materials?
Saw.
MCB is used to protect circuit against.........?
Name the different types of conduit wiring.
Surface conduit wiring and concealed conduit wiring.
What color is a Co2 fire extinguisher?
Red with black band.
Name any five PPE names.
Gloves, mask, goggles, eye protection, head cover, shoe cover, gloves etc.
What is the 4 important points of knowing the uses of tools and equipment?
Safety, Efficiency, Quality, Maintenance and Cost.
Combination of which two circuit breaker work same as RCBO ?
MCB & RCCB.
Which type of wiring has highest coast of installation?
Conduit wiring.
A water fire extinguisher should only be used on?
Solid fuel fires
What are the different types of personal protective equipment (PPE) used in healthcare, and how are they effective in protecting healthcare workers from hazards?
Healthcare workers use a variety of PPE, including gloves, gowns, masks, and face shields, to protect themselves from potential exposure to infectious diseases. These protective equipment are designed to create a barrier between the healthcare worker and the hazard, preventing the spread of infectious agents from patients to healthcare workers or from healthcare workers to patients. The effectiveness of PPE depends on the proper use and disposal of these equipment, as well as adherence to infection prevention and control measures.
Who first creates first electricity generating windmill?
James Blyth.
Which of the following circuit breaker ensures safety against short circuit issue?
(a) MCB
(b) MCCB
(c) MPCB
(d) RCBO
MCB, MCCB and RCBO.
What is the term used for the type of electrical wiring in which the conductors are enclosed within a metal alloy, typically made of lead or steel, to provide extra protection against damage and corrosion?
Lead sheathed or metal sheathed wiring.
Which class of fire involves gases?
D types of fire.