Machine Design
In second type of levers,

None of these
Fulcrum is in between the load and effort
Load is in between the fulcrum and effort
Effort is in between the fulcrum and load

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Machine Design
Crowning on pulley helps

To increase pulley life
In increasing the slip of the belt
To keep the belt in centre on a pulley while it is in motion
In decreasing the slip of the belt

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