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How to get job in oil & gas industry at gulf countries?‎

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Can you state 5 different methods of level measurements?‎

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An equipment is certified for EEX, IA, IIC, T6, what do you understand by this? ‎

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How is the microhmmeter operation performed?‎

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What is the best brand in insulation testers?‎

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Why does telecommunication equipment use negative voltage? ‎

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Answer added by  Mahmoud Mohammed, Technical Manager, Optimum Engineering and Trading Company
10 years ago

i think the most stable robust one is Megger brand

 

Answer added by  Mahmoud Mohammed, Technical Manager, Optimum Engineering and Trading Company
10 years ago

five type of level measurements,1. Capillary type2. radar type3. ultrasonic4. differential pressure method5. capacitive type 

 

Answer added by  Mahmoud Mohammed, Technical Manager, Optimum Engineering and Trading Company
10 years ago

EEX (E european STANDARD EX Explosion Proof) IIA/IIC (Gas Groups methane, propane, petrol and IIC is for Hydrogen, acetylene, carbon disulphide T6 (Temperature Class85 De ... See More

 

Answer added by  Mahmoud Mohammed, Technical Manager, Optimum Engineering and Trading Company
10 years ago

The Microhmmeter operates by bridge theory by which it applys defined current value then measure applied voltage on UUT "unit under test" so it will apply ohms ... See More