Black gun powder composition

Black gun powder composition –

A. Carcoal 60% + Potassium nitrate 20% + sulphur 20%

B. Charcoal 25% + Potassium nitrate 70% + sulphur 05%

C. Charcoal 15% + Potassium nitrate 75% + sulphur 10%

D. Charcoal 65% + Potassium nitrate 20% + sulphur 15%

Correct Answer: Charcoal 15% + Potassium nitrate 75% + sulphur 10%

Description: The synopsis of forensic medicine & toxicology ; Dr k.s narayan reddy ; 28th edition ; Pg.no. 125 Fine grains travel 60cm or more ,one gram of powder produces 3,000-4,500c.c of gas

Category: Forensic Medicine

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