Material Science Test Questions


Q.  What is the effect of high temperatures on material properties?

a. loss of cohesive strength
b. increase in stiffness
c. increase in hardness
d. All of the above


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Frictional torque transmitted by uniform wear theory is more than torque transmitted by uniform pressure theory
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Double block brake is a type of
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which energy is absorbed by the brakes of an elevator during braking process?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  In single shoe brake, when is uniform normal pressure observed between block and drum?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which type of brakes have wooden blocks placed inside flexible steel band?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  According to loop closure equation, in a closed loop mechanism the sum of relative position vectors for the links is
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Why is double Hooke's joint used?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  (ω cos θ) / n is the formula used to calculate
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which of the following kinematic pairs is classified depending upon the mechanical arrangement between the links?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which pairs are considered as higher pairs?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Cam and follower is an example of
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  The equation j = (3/2)n – 2 represents relation between number of joints (L.H.S) and number of links (R.H.S). The chain is constrained if
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Trifilar suspension system is used to determine mass moment of inertia of
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  The difference between which two factors denotes the correction couple?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  On which factors does law of friction depend?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  What are crank effort diagrams?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which of the following statements is/are true?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which clutch is known as wet clutch?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  In centrifugal clutches, when is the contact between shoe friction lining and surface of drum observed?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Calculate torque transmitted by the clutch having four shoes, which has spring force of 700 N and centrifugal force of 4000 N. Rim diameter is 560 mm and coefficient of friction is 0.3
Category: Mechanical Engineering Questions,   Published by: teswesm