Tardigrade
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Tardigrade
Question
Chemistry
Which of the following is a double base propellant?
Q. Which of the following is a double base propellant?
1823
147
CMC Medical
CMC Medical 2011
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A
Methyl nitrate and nitromethane
B
Nitroglycerine and nitrocellulose
C
Kerosine and alcohol
D
Acrylic rubber and liquid
N
2
O
4
Solution:
The molecules which contain both the oxidiser and the fuel elements in the same molecule are called double base propellants, e.g., nitroglycerine and nitrocellulose. In this nitrocellulose gels in nitroglycerine and sets to a solid mass.