how are reversing the direction of dc motor

1199

What are the advantages of autotransformer?

761

What is the function of electron gun used in crt?

600

What is the instrument to check the rotating diode fuse of alternator in running conditions?

2009

What are the factor to be consider for CT selection in 132kV substation?

1620

Starting current of a 10 HP induction Motor is ______ time’s full load current.

2037

how we can set the IDMT relay.

1669

is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.

1177

r we are using in gas turbine mark (5) frame (6) (made in india Bhel 1997) Ā

1297

I am going to appear RRB Sr. Section Engineer Exam, Electrical. Can you send me previous year questions of RRB Electrical engineer. specially Section Engineer questions. my email id is likerahulworld@gmail.com

1365

What would cause a 240v choke that should give 110v out on a 16w lamp to gradually increase to 160v?

1746

Draw a block diagramof Three UPS systems connected in Parallel mode?

1668

what do u understand from filter factor of reactor?

1530

if you are in a software company,then why do you want to come in a core company like sail, ntpc(where lots of trouble like tension but you have a good life in a it company) ?

1451

please describe the Transformer setting, Motor setting, I/C setting, Tie setting

1267