# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in
HPCL,
1671In all the generators, the excitation supply is DC. What is the significance of DC excitation? What will happen if AC supply is given as excitation supply?
2 4360if 2 coil of 1000W connect in series and 200 v is applied across it . then what is the total power of coil when coil have only resistive load .
BSNL,
1 2173how can we measure 220kv or more than these voltages ...?and also how can we conform whether we r getting 220kv from generating stations throuth the h v transmission lines?
1 3013if 2 coil of 1000W connect in series and 200 v is applied across it . then what is the total power of coil when coil have only resistive load .
BSNL,
1645In all the generators, the excitation supply is DC. What is the significance of DC excitation? What will happen if AC supply is given as excitation supply?
8 13016what topics we have to concentrate for power grid et.written test.and tell what to read for english synonyms and antonyms.
1605Post New Electrical Engineering Questions
Is it possible to connect a safety device in to parallel?
How to calculate the Harmonics losses in terms of cost/unit.
please send me latest & previous years question papers for IOCL Technical level questions
sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.
How good are you in resolving the commercial issues to Employer's advantage?
WHAT IS THE MEANING OG (li = 7 In)
hi, could someone help me to find a control design for syncronising panel .
WHY IS THE EARTH FAULT CURRENT ALWAYS LESS THAN THE NORMAL CURRENT??
What are the advantages of speed control using thyristor?
Why we cant store an ac power. If we coo store in which device we can?
why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.
What are the difference between normal application Transformer and Solar application Transformer?
how we can do the insulation on secondary of ct explain and so that tan delta will within limit
How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?
Mention the difference between Analogue and Digital circuit?
