Sunday, April 17, 2011

CrazyEngineers Forum - Electrical & Electronics Engineering

CrazyEngineers Forum - Electrical & Electronics Engineering

POWER SYSTEMS : Learn and Conribute

Posted: 17 Apr 2011 12:10 AM PDT

Hello CEans !
Another thread But this time it is not machines But the link which is in between Various Machines.
Yes It is Power System.
A set of Question for you to Blitz your Concepts
Here is a Question Paper.
Instruction

1) No negative marking
2) Each question carry 1 Like or 5 marks
3) No time Limit.

Questions:
Explain the following statements with reasoning.
1) Majority of the buses in power system are load buses.
2) Bus admittance matrix ( in load flow study) is a sparse matrix.
3) Penalty factor of a plant ( in economic dispatch) is always greater than 1.
4) Maximum demand of group of consumers is always less than sum of their individual demand.
5) Utilization factor of a plant may be more than 1.

Your time start now. Yell..

tranmitting a 10Mhz bandwidth message signal

Posted: 16 Apr 2011 08:48 AM PDT

hello,
Can anyone please help me out in this problem related to communication.... how can i transmit a message signal (mostly sinusoidal..eg from signal generator) of freq ranging from 100hz to 1Mhz wirelessly over a short range(<10m) .which modulation technique should i use .analog or digital.its urgent please,.. i m stuck in my final year project here.
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