A. High co-efficient of friction between journal and bearing
B. Ability to retain lubricant on its surface
C. Low co-efficient of friction between journal and bearing
D. Both B. & C.
Related Mcqs:
- Babbitt metal (used for making bearings) comprises of__________________?
A. Mainly tin (85%) and lead
B. Saw dust and iron dust mixture
C. Zinc and aluminium
D. Copper and aluminium - Babbitt metal used for bearings is a ____________base alloy?
A. Tin
B. Lead
C. Aluminium
D. Copper - Babbitt metals used for making bearings are _________________?
A. Tin or lead based alloys
B. Short of antifrictional properties
C. Having homogenous microstructure
D. Yellow metals - Babbitt metal is not a___________________________?
A. Tin base alloy
B. White metal
C. Lead base alloy
D. Pure metal - Ball bearings are normally made of _____________ steel?
A. High speed
B. High carbon
C. Chrome
D. Silicon - Bearings subjected to light load are made of________________?
A. White metal
B. Phosphorous bronze
C. Monel
D. Silicon bronze - The material of construction of bearings is__________________?
A. Cast iron
B. Babbitt metal
C. Pig iron
D. Steel - Steel balls for ball bearings are generally made of ______________ steel?
A. Cast
B. Stainless
C. Free carbon
D. Carbon chrome - Ball bearings are generally made of___________________?
A. Plain carbon steel
B. Chrome carbon steel
C. Stainless steel
D. Malleable cast iron - Heavy duty bearings are usually made of___________________?
A. White metal
B. Phosphorous bronze
C. Monel
D. Zinc
