Hardness is a very important property of the metals and has a wide variety of meanings. It embraces many different properties such as resistance to wear, scratching, deformation and machinability etc. It also means the ability of the metal to cut another metal.
The hardness is usually expressed in numbers which are dependent on the method of making the test.
24) Which one of the following properties offer resistance to abrasion ?
Answer is:
Hardness
Explanation:
Related Metals MCQ - Machinist(Set-1) with Answers
Answer is:
Malleability, ductility and toughness
Answer is:
Strength
Answer is:
Stiffness
Explanation:
The resistance of a materiel to elastic deformation is called stiffness.