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More Questions on This Topic :

Question 1. The unit of gc is
  1.    lbm/lbf . ft/seC₂
  2.    lbf/lbm . ft/seC₂
  3.    lbm/lbf . seC₂/ft
  4.    lbf/lbm . seC₂/ft
Answer: Option A

Question 2. A thermally thin body is the one for which
  1.    Biot number is less than 0.1
  2.    Gallileo number is less than 0.1
  3.    Fourier number is less than 0.1
  4.    Fourier number is greater than 0.1
Answer: Option A

Question 3. Euler number is defined as the ratio of inertia force to __________ force.
  1.    Pressure
  2.    Elastic
  3.    Gravity
  4.    Viscous
Answer: Option A

Question 4. Filler material used in welding should have __________ as compared to the parent metal to be welded.
  1.    Lower melting temperature
  2.    Same melting temperature
  3.    Same composition
  4.    Both B & C
Answer: Option D

Question 5. The noble metals
  1.    Are exemplified by Na, K and Li
  2.    Do not resist corrosion very strongly
  3.    Are the lowermost in the electro-chemical series of metals
  4.    None of these
Answer: Option C

Question 6. Out of the following, the most melleable material is
  1.    Copper
  2.    Aluminium
  3.    Wrought iron
  4.    Lead
Answer: Option D