Mechanical Engineering - Machine Design

46.
If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for the material will
have same value as that of standard specimen
increase
decrease
Answer: Option
Explanation:
No answer description is available. Let's discuss.

47.
When the fulcrum is in between the load and effort, the lever is said to be of
first type
second type
third type
any one of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

48.
The ball bearings are, usually, made from
low carbon steel
high carbon steel
medium carbon steel
high speed steel
Answer: Option
Explanation:
No answer description is available. Let's discuss.

49.
The V-belt is used to transmit great amount of power and when the two pulleys are very near to each other.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

50.
A coupling used to connect two perfectly aligned shafts, is
muff coupling
compression coupling
flange coupling
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.