Mechanical Operator Interview Questions and Answers

The least count of a vernier caliper is the smallest measurement that can be accurately read.

• The least count is determined by the number of divisions on the main scale and the vernier scale.

• It is calculated by dividing the smallest division on the main scale by the number of divisions on the vernier scale.

• For example, if the smallest division on the main scale is 0.1 mm and the vernier scale has 10 divisions, the least count would be 0.01 mm.

Increasing RPM can be achieved by adjusting fuel flow, air intake, and ignition timing.

• Adjust fuel flow to increase RPM

• Increase air intake to increase RPM

• Advance ignition timing to increase RPM

FIFO stands for First In, First Out.

• FIFO is a method of organizing and manipulating data in which the first item added is the first item to be removed.

• It is commonly used in data structures such as queues.

• For example, imagine a queue of people waiting in line. The person who arrived first will be served first.

• FIFO ensures that items are processed in the order they were received.