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31
Coating thickness in case of galvanising of steel sheet generally corresponds to the deposition of __________ gms of zinc per m2 of steel strip.
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Answer: Option C
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32
Stress and strain are related by __________ elastic constants for a linearly elastic, homogeneous & isotropic material.
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Answer: Option B
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33
Pick out the wrong statement.
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Answer: Option B
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34
Induced draft fans provided in large thermal power plant boilers have __________ blades.
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Answer: Option B
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35
The temperature at which the magnetic property of iron disappears (i.e., it becomes non-magnetic) and its electrical conductivity & specific heat also changes, is called the 'Curie point', which is __________ °C.
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Answer: Option A
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36
Cupola produces __________ iron.
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Answer: Option B
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37
Which of the following performance characteristics of a S.I engine is not affected by the front end volatility of the petrol used?
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Answer: Option C
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38
Diffusion co-efficient of a metal in a solid solution depends upon its
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Answer: Option C
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39
Which of the following is not an explosive?
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Answer: Option B
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40
An ingot is hot forged to a 60% reduction in cross-section area. The percentage reduction in the volume for the above process is
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Answer: Option A
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