- (A) 0.8
- (B) 1
- (C) 1.4
- (D) 1.8
Exam preparation MCQs with answers
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Latest MCQs
- (A) Density
- (B) Thermal diffusivity
- (C) Viscosity
- (D) Thermal conductivity
- (A) 0°K to 123°K
- (B) 0°C to – 123°C
- (C) 0°C to – 273°C
- (D) 0°K to 273°K
- (A) Base and strong acid
- (B) Base and weak acid
- (C) Acid and weak base
- (D) None of these
- (A) Spheroids
- (B) Nodular aggregates of graphite
- (C) Flakes
- (D) Cementite
- (A) High viscosity
- (B) Low surface tension
- (C) High density
- (D) High surface tension
- (A) Reduced chance of gas porosity
- (B) Greater dimensional stability of the casting
- (C) Uniform flow of molten metal into the mould cavity
- (D) Less sand expansion type of casting defect
- (A) No
- (B) Acid
- (C) Basic
- (D) Neutral
- (A) 1
- (B) 10
- (C) 25
- (D) 50
- (A) Time
- (B) Square root of time
- (C) Square of time
- (D) Cube of time
