Answer / amit sharma

actually a dust particle is having -ve charge and it is
attracted by a +ve charge.
so for the collection of dust particles by the collecting
plates, they should have +ve charge and there is only a way
to get +ve charge.

Answer / ashok jain

becoz we need to attract -ve ions floating .if -ve terminal
is grounded heavy current will blow off all fuses.

can we use generator(a.c) as a motor.if so how if not why.

2 Answers  

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iam interesting to design the control panel for 3 phase pump motors by controling single phase switches.iam plan to use fuse,contactor & relay for motor protection .how can i select the voltage & amps rating for fuse,contactor & relay plz guide me .if anybody clarify my doubt means it will more helpful for my future .

1 Answers  

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What is mathematical model of a control system?

0 Answers  

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our plant maximum demand has 500 kva.need to suggest me to maintained pf 0.98.how much capacitor bank will be connect to the supply line.

1 Answers  

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List out the types and name of the motor under their application?

0 Answers  

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

0 Answers  

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What is the advantage of AC supply?

5 Answers   PSU,

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What is phase angle? and what is importance to measure it?

2 Answers  

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i need the details about bhel exam.how to apply for that.please send to my email-id.thenmozhi2k7@gmail.com

0 Answers  

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What happens if we give ac supply to dc shunt and series motors individually

4 Answers   Essar,

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what is the difference between RMS & TRUE RMS VOLTAGE

0 Answers   IIT,

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is it possible to convert electrical energy to light energy for transmission purposes?

7 Answers  

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