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Total Questions : 1535 | Page 153 of 154 pages
Question 1521. 5. Pearlite appears as follows under microscope
  1.    Dark
  2.    White
  3.    Light
  4.    Finger print
 Discuss Question
Answer: Option D. -> Finger print
Question 1522. 6. The basic ingredient of cemented carbide is
  1.    Aluminium oxide
  2.    Vanadium
  3.    Ceramics
  4.    Tungsten oxide
 Discuss Question
Answer: Option D. -> Tungsten oxide
Question 1523. 1. The degradation of plastics is accelerated by
  1.    High ambients
  2.    Dampness
  3.    Corrosive atmosphere
  4.    Ultraviolet radiation
 Discuss Question
Answer: Option D. -> Ultraviolet radiation
Question 1524. 8. Materials exhibiting time bound behaviour are known as
  1.    Visco elastic
  2.    Anelastic
  3.    Isentropic
  4.    Resilient
 Discuss Question
Answer: Option A. -> Visco elastic
Question 1525. 0. Diamond's weight is expressed in terms of carats. One carat is equal to
  1.    1 mg
  2.    20 mg
  3.    200 mg
  4.    350 mg
 Discuss Question
Answer: Option C. -> 200 mg
Question 1526. 9. Visco elastic behaviour is common in
  1.    Rubber
  2.    Non-crystalline organic polymers
  3.    Crystalline materials
  4.    Non-crystalline materials
 Discuss Question
Answer: Option B. -> Non-crystalline organic polymers
Question 1527. 7. Stellite is a non-ferrous cast alloy composed of
  1.    Cobalt, chromium and tungsten
  2.    Tungsten, chromium and vanadium
  3.    Tungsten, molybdenum and cobalt
  4.    Molybdenum, vanadium and cobalt
 Discuss Question
Answer: Option A. -> Cobalt, chromium and tungsten
Question 1528. 2. Which of the following metals can be easily drawn into wire
  1.    Tin
  2.    Copper
  3.    Lead
  4.    Zinc
 Discuss Question
Answer: Option B. -> Copper
Question 1529. 5. Which of the following is an amorphous material
  1.    Mica
  2.    Lead
  3.    Rubber
  4.    Glass
 Discuss Question
Answer: Option D. -> Glass
Question 1530. 4. Silicon when added to copper increases its
  1.    Machinability
  2.    Brittleness
  3.    Electrical conductivity
  4.    Hardness and strength
 Discuss Question
Answer: Option D. -> Hardness and strength

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