A. Aluminium
B. Stainless steel
C. Brass
D. Copper
Related Mcqs:
- The transition temperature at which all the ferromagnetic materials become paramagnetic materials is termed as the ‘Curie temperature’. Its value for cobalt is ______________ °C?
A. 768
B. 1127
C. 1359
D. 1480 - Which of the following has the least value of ultimate tensile strength (UTS) ?
A. Medium carbon steel
B. High carbon steel
C. Cast iron
D. Wrought iron - In case of compression of one kg of air, the work done will be the least, when the value of polytropic index ‘n’ is______________________?
A. 1
B. 1.4
C. 1.5
D. Y = Cp/Cv - The malleability of a material is the property by virtue of which it can be rolled or hammered into thin sheets. Which of the following materials has the maximum malleability ?
A. Lead
B. Copper
C. Aluminium
D. Wrought iron - Which of the following is the most suitable abrasive for grinding high tensile strength materials ?
A. Silicon carbide
B. Corundum
C. Aluminium oxide
D. Boron carbide - Which of the following commonly used condenser tube materials has the lowest thermal conductivity ?
A. Admiralty brass
B. Stainless steel
C. Aluminium brass
D. Titanium - Which of the following materials has the poorest electrical conductivity ?
A. Carbon
B. Aluminium
C. Silver
D. Stainless steel - Which of the following materials does not form adherent oxide film on surface ?
A. Copper
B. Nickel
C. Aluminium
D. Gold & silver - Which of the following material handling equipments is not suitable for moving materials in varying paths ?
A. Hand trolley
B. Belt conveyor
C. Crane
D. Truck - Out of the following, the ________________ pipe has the least corrosion resistance?
A. Mild steel
B. Copper
C. Cast iron
D. Wrought iron
