5) Preventive maintenance is

The overall lubrication and repair work carried out by the maintenance section in advance of the machine coming to breakdown

The maintenance work for any fault noticed during the work

Done to prevent the maintenance of machines

None of the above

Answer is:

The overall lubrication and repair work carried out by the maintenance section in advance of the machine coming to breakdown

Installation of Machinery MCQ with Answers

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6) Leveling bolts are used for

Supporting the load for machine

Adjusting the height of machine

Rigidity of machine

None of the above

Answer is:

Adjusting the height of machine

Explanation:

Leveling bolts are used for adjusting the height of machine.
Leveling bolts are fastening parts mounted onto machines or devices that can be used to adjust the horizontal level or height. These are used for many different devices, such as vehicles, machine tools and food machinery.