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11
Which of the following is not used as a fuel in rocket propellaht ?
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Answer: Option B
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12
Toughness of a material is measured by the
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Answer: Option C
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13
Fatigue resistance of a material is measured by the
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Answer: Option D
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14
The stress at which a metal fails by fatigue lies
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Answer: Option C
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15
Pick out the wrong statement. If the net positive suction head (NPSH) requirement of a pump is not satisfied, then
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Answer: Option B
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16
The ratio of coil diameter to wire diameter of a spring is called the spring
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Answer: Option A
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17
Pick out the wrong statement about a fast breeder reactor.
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Answer: Option A
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18
Coke is added in the blast furnace to
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Answer: Option A
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19
Castability of aluminium is increased by the addition of __________ in it.
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Answer: Option A
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20
Speed of a submarine in deep sea & that of an aeroplane is measured by a/an
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Answer: Option A
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