sir, can you give me full idea for computational fluid dynamices and how can work in CFD

2012

Describe the working of four quadrant chopper?

1103

What are the pros of using plasma screens.

1159

Why is post-weld heat treatment sometimes necessary for welded vessels?

2579

What goals do you have in your career?

2162

What is ssb modulation?

1131

1)what to do in emergency situation of having total blackout (on a ship) 2)what to do in emergency situation of flooding in the engine room 3)under what conditions would engine room bilges be pumped overboard? 4)why is high pressure required for the injection of fuel into the cylinder of diesel engine. 5)why is doubled walled pipes employed for high pressure fuel lines? 6)reasons for overheating of main engine 7)how to detect choked fuel valve,leaky piston rings and their remedies during operation in diesel engine? 8)effects of insufficient or excessive cylinder lubrication? 9)causes of a diesel engine piston overheating.

3725

where do i get exercises for electronic circuits lab, i.e, designing various waveform(clipper, clamper, rectifiers)

2327

Mention any four accessories used in pre historic period.

5

1)what is the function of a frequency inverter? 2)If a few frequency inverter are connected onto a device network,what are the two setting that will ensure the frequency inverter work properly on the network. 3)whats is the name of the input sensor for weigher? 4)How to confirm that the load cellis faulty? 5)Describe briefly the steps to validate that the weigher is working properly? 6)Describe the procedure to validate the flowmeter accuracy? 7)Describe briefly the steps to validate that the tempreture sensor/transformer is working properly. 8)what is the adjustment that need to be done when you are calibrating the temperature transmitter ? 9)what are the safety measures to be taken before disconnecting motor for rewinding. 10)whats is the synchronous speed in rpm of typical 4pole 50hz motor? 11)whats is the formula for kw, ohm's law 12)if a 3phase motor is rated 3kw,415vac,what is it's rated ampere?

1912

How to do stting of vl250 siemens MCCB

3011

What do you understand by reverse saturation current of a diode?

1081

processor of my PC is pentium dual core.. i want to know the configuration of my PC... pls send answer as soon as possible.

1950

why we do not megger to motor under system is very high vaccum condition. and what is the tempreture of vaccum conditon

2029

What is meant by sequence control of ac voltage regulators?

1165