What happens to voltage when current through the inductor is constant?

168

Q) Write VBscript code along with QTPscript code in QTP tool for below scenario 1. Launch yahoo site(i know) 2. Do loogin(i know) 3.Click inbox link(i know) 4.Go to every page of mail box and count no.of read mails and no.of unread mails(i know) 5.Store page numbers, read mail count and unread mail count in a new excel file sheet 6.Create 10 types of graphs on that data 7.Do logout and close site(i know) 8.Save new excel files with graph

1548

Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?

161

The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is

190

How can we calculate the KVA rating of a Distribution transformer from its core details?

1111

How out of step protection relay works?

1239

If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive

905

Brushes are placed at magnetically neutral axis,when brushes reach that point,the armature conductor gets shorted,but it can be seen that the dc supply is also shorted,wont that get damage? help me plz

1302

why use phase displacement in transformer.and effect of phase displacement on transformer

1852

What are the advantages and disadvantages of short-pitched winding?

151

I want to know how to calculate the size of electricity cable in building?

1089

what is the function of choke in the flourcent tube lights and why the colour is in white mostly in flourcent tube lights

1004

Can any body tell gulf interview question for experienced electrical engineer ?

1059

what is the difference between oil surge relay and buchholz relay.

5773

IN dc capacitive reactance is??

454