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Abdeljalil CHEGDALI's image
Question added by Abdeljalil CHEGDALI Electrical Engineer EMAC Engineering Office
7 years ago

For emergency lighting, what battery types are the most commonly used? ‎

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Abdeljalil CHEGDALI's image
Question added by Abdeljalil CHEGDALI Electrical Engineer EMAC Engineering Office
7 years ago

Is the replacement of other types of lighting by LEDs always profitable? ‎

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Muhammad Qasim's image
Question added by Muhammad Qasim Senior Electrical Engineer Energy Associates (SMC Ptv.) Ltd.
8 years ago

Why LED Lighting Fixtures are more expansive than the Conventional Lighting Fixtures?‎

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Question added by shady Nagy Senior Electrical Sales Engineer Ever Green Energy ( 3- brothers group)
8 years ago

What are the main brands in the market of led? ‎

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Question added by FAHAD PALLIPPATTIL Electrical Engineer Al Riyadh contracting
8 years ago

How to define 'light loss factor'? ‎

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Question added by Ahmed Khater ID& Fit- Out Construction Manager Harmony Atelier Interior Design& Decoration
8 years ago

CRI: Color Rendering Index, What does it mean? Why it's important? ‎

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Question added by shady Nagy Senior Electrical Sales Engineer Ever Green Energy ( 3- brothers group)
8 years ago

What are the advantages of LED ? ‎

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Muhammad Qasim's image
Question added by Muhammad Qasim Senior Electrical Engineer Energy Associates (SMC Ptv.) Ltd.
8 years ago

What is “Li-fi” that has been recently published?‎

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Mahendran Mani's image
Question added by Mahendran Mani
9 years ago

How to calculate room index for circular area?‎

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Question added by Shiv Shankar kumar Sr. Estimation & Design Engineer Electromech Infraprojects Pvt Ltd
7 years ago

How to calculate lumen output ? ‎

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