A. Tin
B. Lead
C. Aluminium
D. Copper
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 making bearings should have_____________________?
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. - 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 - Bell metal is an alloy of __________________?
A. Copper & zinc
B. Copper & tin
C. Copper & nickel
D. Zinc & tin - A metallic alloy in which one of the constituent metal is _____________, is called an amalgam?
A. Zinc
B. Mercury
C. Lead
D. Tin - Gun metal is an alloy of_________________________?
A. Nickel, tin and copper
B. Copper, tin and zinc
C. Copper, phosphorus and nickel
D. Manganese, phosphorus and nickel - Monel metal is an alloy of__________________?
A. Molybdenum and nickel
B. Nickel and copper
C. Molybdenum and aluminium
D. Molybdenum and zinc - Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (1/20th of ordinary metals) ?
A. Invar
B. Constantan
C. Chromel
D. Alumel - White metal is an alloy of___________________?
A. Lead, tin and cadmium
B. Copper, tin and zinc
C. Copper and lead
D. None of these
