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MCQs

Total Questions : 40 | Page 3 of 4 pages
Question 21. The heat capacity of a material defined as ___________The Heat Capacity Of A Material Defined As ___________
  1.    a
  2.    b
  3.    c
  4.    d
 Discuss Question
Answer: Option A. -> a
Answer: (a).a
Question 22. How is conductivity of a material defined?How Is Conductivity Of A Material Defined?
  1.    a
  2.    b
  3.    c
  4.    d
 Discuss Question
Answer: Option C. -> c
Answer: (c).c
Question 23. How is the spalling resistance index defined?How Is The Spalling Resistance Index Defined?
  1.    a
  2.    b
  3.    c
  4.    d
 Discuss Question
Answer: Option A. -> a
Answer: (a).a
Question 24. How is magnetic permeability defined?How Is Magnetic Permeability Defined?
  1.    a
  2.    b
  3.    c
  4.    d
 Discuss Question
Answer: Option A. -> a
Answer: (a).a
Question 25. Which of the following represents the energy band diagram of a semiconducting material?Which Of The Following Represents The Energy Band Diagram Of...
  1.    a
  2.    b
  3.    c
  4.    d
 Discuss Question
Answer: Option B. -> b
Answer: (b).b
Question 26. Specific heat of materials is expressed in terms of __________
  1.    W/m K
  2.    J/K
  3.    J/kg K
  4.    m³/kg
 Discuss Question
Answer: Option C. -> J/kg K
Answer: (c).J/kg K
Question 27. What effect does the addition of thermal energy have on a material?
  1.    Thermal contraction
  2.    Thermal expansion
  3.    No change
  4.    Reproduction
 Discuss Question
Answer: Option B. -> Thermal expansion
Answer: (b).Thermal expansion
Question 28. The ability of a body to withstand sudden and severe temperature changes is known as________
  1.    Thermal shock resistance
  2.    Thermal resistance
  3.    Thermal transmittance
  4.    Deployment
 Discuss Question
Answer: Option A. -> Thermal shock resistance
Answer: (a).Thermal shock resistance
Question 29. The melting point of Iron (Fe) is _________
  1.    660°C
  2.    1084°C
  3.    419°C
  4.    1538°C
 Discuss Question
Answer: Option D. -> 1538°C
Answer: (d).1538°C
Question 30. Which term is used to define the temperature at which a substance changes its status from solid to liquid?
  1.    Boiling point
  2.    Melting point
  3.    Condensation point
  4.    Freezing point
 Discuss Question
Answer: Option B. -> Melting point
Answer: (b).Melting point

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