Answer / ehtesham ali khan

The problem in the TRF receiver are solved in this receiver.
it converts RF signals to a lower frequency IF signal.
The radio & Tv receivers works on th principle.

No variations in bandwidth.
high sensitivity and selectivity
high adjacent channel rejection.

if we give 60 hz single phase supply to the transformer used in europe , than what will happen

0 Answers   Core Logic,

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If stator & rotor of a 3-phase induction motor have different no. of poles, will the motor run or not??

3 Answers  

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what are the industrail measures to overcome ferranti effect? how would the ferranti effect the power system if those remedial mearsure arent taken? how often does this effect occurs in real power system? plz reply

3 Answers  

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How to calculate cable size in HT AND LT

0 Answers   Apollo, JSKE,

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What are the precautions to be taken before working on a cable?

1 Answers   Alfanar,

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How we Use DC Power in Transformers? is it possible ?

6 Answers  

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Brief use of isolation transformer & how it works.

1 Answers  

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How do performance buccholz relay testing in power transformer

1 Answers  

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What will happen if i replace a inductive proximity switch with photo sensor in a machine?

0 Answers   Hitachi,

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In a house wiring why we are using only one neutral wire and so many phase wires from the main board, when the load is common for both wires?

3 Answers  

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2 electric bulbs of 100w,200V are put in series & the combination of each bulb is supplied to 100 V . the power consumption of each bulb will be????????

4 Answers  

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why dc exicitaion used in ac motor....?

2 Answers  

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