Babbitt metals used for making bearings are _________________?

Related Mcqs:

1. 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

2. 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.

3. Babbitt metal used for bearings is a ____________base alloy?

   A. Tin
   B. Lead
   C. Aluminium
   D. Copper

4. Babbitt metal is not a___________________________?

   A. Tin base alloy
   B. White metal
   C. Lead base alloy
   D. Pure metal

5. Ball bearings are normally made of _____________ steel?

   A. High speed
   B. High carbon
   C. Chrome
   D. Silicon

6. Bush bearings are made of______________________?

   A. Mild steel
   B. Phosphorous bronze
   C. White metal alloys
   D. None of these

7. The material of construction of bearings is__________________?

   A. Cast iron
   B. Babbitt metal
   C. Pig iron
   D. Steel

8. Steel balls for ball bearings are generally made of ______________ steel?

   A. Cast
   B. Stainless
   C. Free carbon
   D. Carbon chrome

9. Ball bearings are generally made of___________________?

   A. Plain carbon steel
   B. Chrome carbon steel
   C. Stainless steel
   D. Malleable cast iron

10. Heavy duty bearings are usually made of___________________?

    A. White metal
    B. Phosphorous bronze
    C. Monel
    D. Zinc