Related Questions

The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing is
A Neon
B Krypton
C Argon
D Helium
The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing is:
A Neon
B Argon
C Krypton
D Helium
The gas used to dilute oxygen for breathing by deep sea divers is:
A Neon
B Argon
C Nitrogen
D Helium
In deep-sea diving, divers use a mixture of gases consisting of oxygen and
A Hydrogen
B Nitrogen
C Argon
D Helium
Helium is added to the oxygen supply of deep sea divers because it is
A Less poisonous than nitrogen
B Lighter than nitrogen
C Readily miscible with oxygen
D Less soluble in blood than nitrogen at high pressure
Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs?
A Methane
B Nitrogen
C Helium
D Hydrogen
An inert gas mixed with oxygen given to patients suffering from restricted breathing is
A Helium
B Krypton
C Radon
D Argon
Which among the following is used to dilute oxygen in the gas cylinders used by divers ?
A Krypton
B Argon
C Helium
D Neon
Replace the quotation word with the appropriate word of phrase that best keeps the meaning of the original sentence. Because of the extreme pressure underwater, divers are often 'sluggish'.
A slow
B hurt
C careful
D worried
The inert gas used as beacon light is
A Kr
B Ar
C He
D Ne

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