A

Admin • 36.93K Points
Coach 

Q. Balls for a ball bearing are made of

(A) Stainless steel
(B) Carbon chrome steel
(C) High speed steel
(D) Mild steel
Correct : Option (B)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. According to Kirchoff's law, ratio of emissive power to absorptivity for all bodies is equal to the emissive power of a

Q. Hypoeutectoid steel has the structure of

Q. The molecules move in a solid

Q. Turnaround efficiency of pumped hydro schemes seldom exceeds

Q. Evaporator tubes are generally

Q. A spherical gas tank is made of 1 cm steel plate hemispheres but welded together. The tank is 1503 cm in diameter. The allowable internal pressure to

Q. An iron-constantan thermocouple can be used for the temperature

Q. In a ball bearing steel balls are made of

Q. Which of the following provides maximum contact surface for a liquid-vapour system?

Q. Shearing and reflection are types of translation.