how to calcualate the amount of stone,cement,sand required for 1cum of 450mm thick ruble stond masonary with ratio1:5, please me an answer with dtailed step

1634

In EHV transmission line a neutral grounding reactor is often placed at neutral point of shunt reactors. What is the recommended protection for this neutral grounding reactor? Should I use a fast closing switch to bypass neutral grounding reactor when this protection operates?

2745

What is vacuum circuit breaker.define with cause and where be use it device?

715

Tell me about a time when you surmounted a major obstacle.

677

If we want to change a contactor of faulty one what are the conditions want to fullfil

1524

List the parameters that should be considered for ac and dc applications.

901

What type interview questions ask in Electrical technicians

1248

Emergency Shutdown Systems/ Plant Shutdown System.

1739

can i make bricks using M10 grade concrete ? and what would be the cost of a brick if we use m10 grade concrete sand and aggregates ??

1787

how to connect transmitter measuring sulfur process? 1-by using long impulse line or 2- by using coated short impulse line

1572

Why would some industries select pneumatics over hydraulic?

593

what is the metallurgy use?

572

why dose response of a phototransistor depent upon the wave length of the incident light?

1594

What is electrical cable termination

2208

We are having proplem with the persperation smell in ETT/ECHO room in our cardiac hospital.The 2 Ton of AC is not conditioning the environment. We have to use exhaust fan to through out of the room bad air. Could anyone suggest how to coup with this effectively using chemical engineering. Any permanent solution to neutralise the bad smell.The Air freshners are not doing enough instead making a bad odour.

1710