Kalsi Buildcon Electrical Foreman Interview Questions and Answers

Structural analysis involves methods to determine the behavior of structures under different loads and conditions.

• Structural analysis is used to determine the strength, stiffness, and stability of structures.

• Methods include finite element analysis, matrix methods, and computer simulations.

• Terms include stress, strain, deformation, and buckling.

• Structural analysis is important in designing safe and efficient structures.

• ...read more

There are various types of CCTV cameras such as dome, bullet, PTZ, thermal, and covert cameras.

• Dome cameras are commonly used for indoor surveillance and have a wide-angle view.

• Bullet cameras are weatherproof and have a longer range than dome cameras.

• PTZ cameras can pan, tilt, and zoom to cover a larger area.

• Thermal cameras use heat signatures to detect movement and are often used in low-light environments.

• Covert camer...read more

CCTV stands for Closed Circuit Television. It is a system of video cameras used for surveillance and security purposes.

• CCTV cameras are commonly used in public places like banks, airports, and shopping malls.

• They can also be used in homes and businesses for security purposes.

• CCTV footage can be used as evidence in criminal investigations.

• The use of CCTV has raised concerns about privacy and civil liberties.

• Advancements...read more

The question covers power factor of transformer, types of DC machine, working principle of AC alternator, and DC motors.

• Power factor of a transformer is the ratio of real power to apparent power.

• Types of DC machines include DC motors and DC generators.

• AC alternators work on the principle of electromagnetic induction to convert mechanical energy into electrical energy.

• DC motors convert electrical energy into mechanical ...read more

A 2-way switch is a type of electrical switch that allows control of a single light or electrical device from two different locations.

• A 2-way switch is commonly used in staircases, hallways, and rooms with multiple entrances.

• It has three terminals: a common terminal and two traveler terminals.

• The common terminal is connected to the power source, while the traveler terminals are connected to the light or device.

• When one...read more

A 2 way switch is a type of electrical switch that allows control of a single light or set of lights from two different locations.

• Also known as a two-way switch or a single-pole double-throw (SPDT) switch

• Commonly used in staircases, hallways, and large rooms with multiple entry points

• Requires three wires: a live wire, a switched live wire, and a neutral wire

• Can be wired in a circuit with multiple 2 way switches to cont...read more