Answer / sandy

8 bit microprocessor has 8 data lines & has 16 address lines
AD0 to AD15.
so it is capable of addressing 2^16 memory space.

Answer / abdus sattar mollah

Senseless question as every 8 bit microcontroller does not have 16 address lines.

what's the minimum level required of SIL (safety integrity level)to use fire and gas system?

2 Answers   L&T,

---

Why use ball valves on Gas pipelines instead of gate & or globe valves...means basic diffrence or use of these valves..how designers knows this type of valve with rating is required...

0 Answers   Adgas, GAIL, Oil India, ONGC,

---

what are the different types of communication cables used in automation and what are the difference in the cables

1 Answers   KN,

---

what is maximum temprature in instrumentation

1 Answers   Sabic,

---

Explain " FAIL SAFE " feature in temp. measurement.

1 Answers   Bapco Bahrain Petroleum Company,

---

I want to use 1/2 inch SS316 tube in my high pressure & temperature (64 kg/cm2 & 500 deg C)after condensate pot in pressure tranmistter. 1) Is it possible to use 1/2" ss316 tube in high pressure and temperature line. Tube manufacturer is local vendor. 2)On sarting the plant, We need to do system fluse that time condesate is not in the condesate pot so steam is directly contact with the tube. We have no exact calculation to know our tube is ok or nor at this time. pleae,reply.

1 Answers  

---

hi friends,im an instrumentation and contol engg student,can u hlp me of suggsting barc written question paper,my id is roysuvaranjan@gmail.com, cel no.9563591747

0 Answers   BARC,

---

what is function test.

1 Answers   Takreer,

---

why the supply frequency used in America is 60Hz while that used in India is 50Hz?,

2 Answers   Bosch, Genco,

---

What is the formula to convert mv to temperature in k type thermocouple?pls simply elaborate? I got one ans.it is Temp=mv×25°+atmospheric temp,but here what is 25°,i confusef ,so pls????

2 Answers   HPCL,

---

what is written on orifice plate?

4 Answers  

---

what is piezo electric transducer?its principle?

2 Answers  

---