Sansera Engineering Interview Questions, Process, and Tips

Manpower can be effectively handled by proper planning, communication, delegation, and motivation.

• Plan ahead to allocate resources efficiently

• Communicate clearly with team members to set expectations

• Delegate tasks based on individual strengths and skills

• Motivate and reward team members for their hard work

• Provide training and development opportunities for growth

PLC stands for Programmable Logic Controller, used in industrial automation to control machinery and processes.

• PLC is a digital computer used to automate electromechanical processes.

• It uses a programmable memory to store instructions and execute specific functions.

• PLCs are commonly used in manufacturing plants, assembly lines, and other industrial settings.

• They can control machinery, robots, and other equipment to impr...read more

VFD stands for Variable Frequency Drive. It is a type of motor controller that drives an electric motor by varying the frequency and voltage supplied to the motor.

• VFDs are used to control the speed and torque of AC motors in various applications such as HVAC systems, conveyor belts, and pumps.

• They can improve energy efficiency by adjusting the motor speed to match the actual load requirements.

• VFDs can also provide soft...read more

Most CNC machines have 3 or 5 axes, but some advanced machines can have up to 9 axes.

• Most common CNC machines have 3 axes: X, Y, and Z.

• Some CNC machines have 5 axes: X, Y, Z, A, and B.

• Advanced CNC machines can have up to 9 axes, including rotational axes for more complex operations.

• The number of axes in a CNC machine determines the complexity of the operations it can perform.

G and M codes are programming languages used in CNC machines to control various functions and operations.

• G codes are used to control the movement and positioning of the tool or workpiece on a CNC machine.

• M codes are used to activate or deactivate specific machine functions like coolant flow or spindle rotation.

• Example: G01 is a code for linear interpolation, while M03 is a code for spindle start in a CNC program.

First angle projection is commonly used in Europe and Asia, while third angle projection is commonly used in North America.

• First angle projection places the object in the first quadrant, with the plane of projection between the observer and the object.

• Third angle projection places the object in the third quadrant, with the plane of projection behind the object and the observer.

• In first angle projection, the top view is...read more

2 stroke engine completes the power cycle in 2 strokes of the piston, while 4 stroke engine completes it in 4 strokes.

• 2 stroke engine has intake, compression, power, and exhaust in 2 strokes

• 4 stroke engine has intake, compression, power, and exhaust in 4 strokes

• 2 stroke engines are simpler and lighter but less fuel efficient

• Examples of 2 stroke engines: chainsaws, mopeds, dirt bikes

• Examples of 4 stroke engines: cars, m

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

• The least count of a digital vernier caliper is typically 0.01 mm or 0.0005 inches.

• It is determined by the number of divisions on the main scale and the number of divisions on the vernier scale.

• For example, if the main scale has 10 divisions and the vernier scale has 9 divisions, the least count would be 0.1 mm / 10 =

Measuring gauge is a tool used to measure dimensions accurately. Types include calipers, micrometers, and height gauges.

• Measuring gauge is a precision tool used to measure dimensions accurately.

• Types of measuring gauges include calipers, micrometers, height gauges, etc.

• Calipers are used for measuring the distance between two opposite sides of an object.

• Micrometers are used for measuring very small distances or thicknes...read more

Computer Numerical Control machine is a manufacturing process that uses pre-programmed computer software to control the movement of tools and machinery.

• CNC stands for Computer Numerical Control

• CNC machines are used in manufacturing processes to automate tasks such as cutting, drilling, and milling

• Examples of CNC machines include CNC routers, CNC mills, and CNC lathes

1 micron is equal to 0.001 mm.

• 1 micron = 0.001 mm

• Micron is a unit of length equal to one millionth of a meter

• Millimeter is a unit of length equal to one thousandth of a meter

Quality is meeting or exceeding customer expectations. Various gauges are used to measure quality. The unit of air pressure is typically measured in psi or pascals.

• Quality is the degree to which a product or service meets or exceeds customer expectations.

• Various gauges such as calipers, micrometers, and CMMs are used to measure quality in manufacturing processes.

• The unit of air pressure is typically measured in pounds

Tolerance is the acceptable range of variation in a measurement or dimension.

• Tolerance is the maximum and minimum limits within which a product or process must operate.

• It ensures that parts fit together properly and function correctly.

• Tolerance is often specified in engineering drawings using symbols like +0.1/-0.1mm.

• For example, a hole may have a diameter tolerance of +/- 0.05mm.