Machine Design Online Test – Multiple Choice Questions and Answers

1. A sliding bearing which operates without any lubricant present, is called

 
 
 
 

2. The metal suitable for bearings subjected to heavy loads is

 
 
 
 

3. Euler’s formula for a mild steel column is not valid if the slenderness ratio is

 
 
 
 

4. When carbon in the cast iron is principally in the form of graphite, the cast iron will be of

 
 
 
 

5. In order to remove internal stresses produced by hardening the steel, the process usually adopted is

 
 
 
 

6. The radial distance of a tooth from the pitch circle to the top of the tooth is called

 
 
 
 

7. The rivet head used for boiler plate riveting is usually

 
 
 
 

8. The lower deviation is the algebraic difference between the

 
 
 
 

9. A localised compressive stress at the area of contact between two members is known as

 
 
 
 

10. In a gear, having involute teeth, the normal to the involute is a tangent to the

 
 
 
 

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