Rockman Industries Junior Engineer Interview Questions and Answers

Concentricity is the condition where two or more features share the same axis or center point.

• It is a measure of how well the center points of two or more features coincide with each other.

• It is commonly used in manufacturing to ensure that parts are properly aligned and assembled.

• Examples of features that can be measured for concentricity include cylinders, spheres, and cones.

• Concentricity can be measured using specia...read more

Ranout refers to the condition where a tool or machine is no longer able to perform its intended function due to wear or damage.

• Ranout can occur in various mechanical components such as bearings, shafts, and gears.

• It can cause inaccuracies in machining operations and affect the quality of the final product.

• Examples of ranout include spindle runout in a lathe or milling machine, and wheel runout in a vehicle.

• Regular mai...read more

Total runout is the measure of the maximum deviation of a rotating object from its axis of rotation.

• Total runout is a measure of the concentricity of a rotating object

• It is the maximum deviation of the rotating object from its axis of rotation

• It is usually measured in microns or thousandths of an inch

• Total runout can affect the performance and lifespan of rotating machinery