10+ Comfyi Solution Interview Questions and Answers

There are various types of welding and different operation machines used in welding processes.

• Types of welding include MIG, TIG, Stick, and Flux-Cored welding.

• Different operation machines used in welding include welding guns, welding torches, and welding electrodes.

• The type of welding and operation machine used depends on the material being welded and the desired outcome.

Micrometers can be of various types such as outside, inside, depth, and screw thread micrometers. Snap gauges can be of various types such as adjustable snap gauges and fixed snap gauges.

• Micrometers are used to measure the thickness, diameter, and depth of objects with high accuracy.

• Outside micrometers are used to measure the outer diameter of objects, while inside micrometers are used to measure the inner diameter of objects.

• Depth micrometers are used to measure the depth of...read more

Micrometers can be of various types such as outside micrometer, inside micrometer, depth micrometer, etc. Vernier calipers can be of two types - metric and imperial.

• Types of micrometers include outside micrometer, inside micrometer, depth micrometer, etc.

• Vernier calipers can be of two types - metric and imperial.

• The type of micrometer or vernier used depends on the specific measurement requirements.

• It is important to use the correct type of micrometer or vernier to ensure acc...read more

Air plug gauge least count is the smallest measurement that can be read by the gauge.

• Least count is determined by the smallest division on the gauge scale

• For example, if the smallest division on the scale is 0.001 inches, the least count of the gauge is 0.001 inches

• The least count is important in determining the accuracy of the gauge

8D problem solving is a method used to identify, correct and prevent recurring problems in a systematic way.

• The 8D process involves eight steps, including defining the problem, establishing a team, identifying the root cause, implementing corrective actions, and preventing recurrence.

• It is a structured approach to problem-solving that emphasizes teamwork, data analysis, and continuous improvement.

• Examples of tools used in the 8D process include fishbone diagrams, Pareto chart...read more

Micrometer least count is the smallest measurement that can be read on a micrometer.

• Micrometer least count is determined by the number of divisions on the thimble and the pitch of the screw.

• It is usually expressed in microns or thousandths of an inch.

• For example, if a micrometer has 50 divisions on the thimble and a pitch of 0.5 mm, the least count would be 0.01 mm or 10 microns.

A long vernier least count refers to the smallest measurement that can be made using a long vernier scale.

• A long vernier scale has more divisions than a short vernier scale, allowing for more precise measurements.

• The least count of a long vernier scale 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 1 mm and the vernier scale has 20 divisions, the least...read more

Thread gauges are used to measure the pitch diameter and thread angle of screws, nuts, and bolts.

• Thread gauges come in different types such as ring gauges, plug gauges, and snap gauges.

• Ring gauges are used to check the external threads of screws, nuts, and bolts.

• Plug gauges are used to check the internal threads of nuts and tapped holes.

• Snap gauges are used to check the pitch diameter of screws.

• Thread gauges are made of high-speed steel or tungsten carbide to ensure durabilit...read more

A piston is a component of an engine that moves up and down within a cylinder, converting pressure into mechanical motion.

• The piston is connected to a crankshaft via a connecting rod.

• Fuel and air are compressed by the piston in the cylinder, which creates energy.

• The energy created by the piston is transferred to the crankshaft, which turns the wheels of the vehicle.

• Pistons are typically made of aluminum alloy and have piston rings to prevent oil from leaking into the combusti...read more