Answer / tamanna

Differancial pressur means differanc between high pressure & low pressure
delta pressur means it is the pressure drop..

Answer / x

differential pressure is difference betwn pr at two diffrnt
points,
and delta pr means difference in pressure before and after
a fluid filter.

Answer / lalji gopalka

When you consider pressure drop across filter, strainer or piping, it's called"Delta P".when u put restrictions across pipe & it is giving U DP.

what is hot loop check and cold loop check.

3 Answers   Bapco Bahrain Petroleum Company,

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Why is a dead weight tester so called by that name?

1 Answers   SGS,

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Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer

0 Answers   Ace Info,

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What is the absolute temperature

2 Answers  

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PID controller is used for which type of compensation…… a) lead comp. b) lag com. c) lead lag com.

12 Answers   Engineers India Limited,

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types of valves

3 Answers   Bindal Papers, Kuwait Oil Company,

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what is coriolis principle for mass flowmeter?

5 Answers   ABB,

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Hi i m B.E. In elect. & comm. I m workin in bio mass plant from 6 mnths as inst. Engg. but now i m in dept. Of operation as shift engg...which is best operation or inst. 4 me? M confusd..plz help and reply me..

2 Answers  

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Please send me the sample question of Instrumentation of hpcl/iocl exam. my mail id hihi_kiholo@rediffmail.com

0 Answers  

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Sir,I am going to sit for IOCL written test exam. recently.Can anyone tell me the name of 'Objective type Question Book on Instrumentation Engineering ' which will help me. Pl. mail to bidyut_71@rediffmail.com / bidyut.saha2008@indiatimes.com / bidyut.saha09@yahoo.in

0 Answers  

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in the boiler in the main steam line and its bypass line and the startup vent vales are only motorised valves why cant we use other types of valves such as pneumatic.

3 Answers  

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What is seismic transducer?Where it is used?

1 Answers  

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