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Q.

Consider the following statements. I) Sulphur burns in air at room temperature II) Most fires occur due to human carelessness III) During rapid combustion, a material suddenly bursts into flame IV) Spontaneous combustion of coal dust has led to fires The correct statements are:

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a

I and IV  

b

I and IV

c

II and III 

d

II and IV

answer is C.

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Detailed Solution

During rapid combustion, a material suddenly bursts into flame. Spontaneous combustion of coal dust has led to fires.

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Consider the following statements. I) Sulphur burns in air at room temperature II) Most fires occur due to human carelessness III) During rapid combustion, a material suddenly bursts into flame IV) Spontaneous combustion of coal dust has led to fires The correct statements are: