Why earthing is required for any electrical equipments, Electrical Engineering

Assignment Help:

Why earthing is required for any electrical equipments, domestic installation and service building etc? For TL coaches what is the minimum I.R. value needed for new wiring?

Ans: To drain away any leakage of currents due to poor insulation and to save human life from dangerous shock and also to avoid burnt of electrical equipment.

The minimum IR value needed for wiring is 2M?'s and minimum IR value required in service for giving coach fit for service is 1M?.


Related Discussions:- Why earthing is required for any electrical equipments

Standby mode, Standby mode:In this mode, one processor is active and other ...

Standby mode:In this mode, one processor is active and other is on standby, both software and hardware wise. Standby processor brought online when active processor fails. A vital r

What is meant by thermal runaway, Q. What is meant by Thermal Runaway? Expl...

Q. What is meant by Thermal Runaway? Explain with reference to a transistor.How is it avoided in circuits? The collector current of a transistor increases with increasing tempe

Properties of p-n junction, Properties of a p-n junction The p-n junct...

Properties of a p-n junction The p-n junction possesses several interesting properties that have helpful applications in modern electronics. A p-doped semiconductor is compara

.energy, units of potential energy

units of potential energy

Show the dialling circuit, Q. Show the Dialling Circuit? Dialling circu...

Q. Show the Dialling Circuit? Dialling circuit enables subscriber to output signals representing digits, and this enables caller to enter destination telephone number. Dialling

Projects, I want project ideas.

I want project ideas.

Zener Diode, A Zener diode has the specifications VZ=6.8V and PDmax.=500mW....

A Zener diode has the specifications VZ=6.8V and PDmax.=500mW. Assume RZ=0. (a) Find the maximum allowable current iZ when the Zener diode is acting as a regulator. (b) If a sing

What is microprocessor, Write short notes of the following. a)    Microproc...

Write short notes of the following. a)    Microprocessor b)    Modes of data transfer. c)    I/O processor d)    Associative memory e)    Software and Hardware interrupt

Tri state devices, Tri State Devices Tri  State  devices have three  st...

Tri State Devices Tri  State  devices have three  states logic 1  logic  0 and high  impedance. A tri state device ( Buffer/ Inverter) has three  lines output  enable as shown

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd