Answer / anil sur

output of any rectifier is Floating DC voltage before
filter. after proper filter capacitor provoded a Fix dc
output we can obtain

Answer / sakthi

floating changing dc voltages, but fixed dc voltages is
constant values dont change values

Hello-I know this not an engineering question,I am working in gulf & i want to do correspondence diploma in instrumentation,can any one give me the address of any university in which this courses are available.

2 Answers  

---

Can anybody tell me how to select the size of earthing cable for DCS & PLC system.Please tell me any relevant answer here or mail it to me.

0 Answers   Essar, Sail,

---

What is meant by GAP VOLTAGE, in vibration measurement. Normally how much GAP VOLTAGE is set and state the reason.

3 Answers   ADMA OPCO,

---

i am preparing for BARC ,so plz mail me how to prepare for BARC. ALSO IF POSIBLE SOME RELATED QUESTIONS. MY MAIL ID IS khushi_4uall2003@yahoo.co.in

0 Answers  

---

What is the difference between PLC-HMI and DCS as each function of DCS based system is possible in PLC ?

2 Answers   Lucky Cement,

---

Ohm’s law, kirchoff’s law, pascal’s law, Bernoulli’s therem,

1 Answers   CCIE, Emcure,

---

calculate the rane of level use of this values, h=3 meter density=0.9 , whats the rang?

2 Answers  

---

for commissioning the DPT and Flow Transmitter , what kind of necessary activities we have to check and do? specially that orifice flange valve[ isolation valve}

1 Answers   L&T,

---

how is a displacer type level transmitter calibrated.explain the method?

2 Answers   Emirates,

---

When a field input to plc is coming from 400 to 600 meters and the input is in 24 V DC? So signal cable of which cross section i should select for proper signal to plc?

5 Answers   Exxon Mobil,

---

should I use Hydrostatic Pressure Transmitter for measurement of DENSITY of filled tank ? If YES then please explain how.

2 Answers   HPCL,

---

Questions on flow meters,few questions on HART protocol,

0 Answers   Monnet,

---