Answer / Bijendra Singh

Relative Density (specific gravity) is a ratio that compares the density of a substance to the density of water. It is used to describe how much denser or lighter a substance is compared to water, and it has no units because both densities are being compared.

dear all i am a civil engineer (diploma) have 9 years experiance in construction fields and specalised works. (have oil and gas experiance also) i am willing to work in offshore rig jobs? what is the basic qualifications of that job? i need some advice and idea from offshore members? pls post the answers for me sirs. thank you

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In Australia what is minimum qualifications if the ship has two Main Engines each engine is 2400HP and each engine has its own shaft and propeller. Rgds_____Robert

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1) in a ship where do we get the earth is connected to? 2) in a 3 phase supply where does the neutral is connected to in a ship normally? 3) how does we make the best 24v dc wiring for the ship at the bridge panels which mostly work on 24v dc voltage and how do we differentiate its wiring from ac wiring? 4)what is a synchronizer and why do we need it compulsory in a ship? 5) in a blackout condition how does a ship get its back up power?

5 Answers   Ethiopian Maritime, FM, Focus,

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Describe the operation of bi-metallic sensor with the help of a diagram?

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