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Can SMA be used to control and prevent fire?

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in Engineering Physics II by (679k points)
Can SMA be used to control and prevent fire?

(a) No

(b) Yes

I had been asked this question in a national level competition.

The above asked question is from Metallic Glasses topic in chapter Advanced Engineering Materials of Engineering Physics II

1 Answer

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Correct choice is (b) Yes

The explanation is: SMA is mainly used to control and prevent fire to a large extent. For example, an SMA is placed in a fire safety valve, when a fire occurs, due to the change in temperature the SMA changes its shape and shuts off the fire.

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