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


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Instrumentation Interview Questions

How do you troubleshoot accelerometers used in Vibration monitoring/tripping

1 Answers   Air Liquide,


How to regulate the flow of Air in 4" line, with max flow of 330 nm3/hr and Pressure of 0.5 bar? please suggest the type of instrument required.

0 Answers  


i have a dp tx range is 5000mmwc. in which calibration i use in a open tank.1.5*3.5*2.5 mtr.for level msmnt. what is the calculation.

2 Answers   Bajaj Hindusthan,


how far the two wire transmission (loop power) maximum distance suitable?

2 Answers   PCIL,


Explain the key components of control loop?

0 Answers  






what is the meaning of potential free contact. difference between dry and wet contact?

6 Answers   GAIL,


how to solve temperature error in compressor?

1 Answers  


what is The specifications for oriface instalation

0 Answers  


What is flow ,level, pressure transmitter ?and units?

2 Answers  


Difference HAZOP and HIRA

1 Answers  


EXPLAIN PROPOTIONAL INTEGRAL DERIVATIVE CONTROL ACTION?

1 Answers  


How hart protocol can be connected with control valves?

0 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)