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31
Thermal conductivity of a material does not depend upon its
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Answer: Option D
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32
A material in which the atoms are arranged regularly in some directions but not in others, is termed as 'mesomorphous material'; an example of which is
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Answer: Option A
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33
Steel containing low percentage of nickel, chromium & tungsten are termed as the __________ steel.
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Answer: Option D
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34
Which of the following is termed as the boiler mounting ?
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Answer: Option C
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35
Which of the following is termed as the boiler mounting ?
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Answer: Option C
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36
Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical value of
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Answer: Option D
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37
Window panes of aeroplanes are normally made of
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Answer: Option A
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38
Viscoelastic behaviour is observed in __________ materials.
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Answer: Option A
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39
The value of $$\gamma = \frac{{{{\text{c}}_{\text{p}}}}}{{{{\text{c}}_{\text{v}}}}}$$  at < 500°C for air & most common gases can be safely assumed to be
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Answer: Option C
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40
Electrolytes conduct electric current by
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Answer: Option A
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