Pathcare Labs Lab Technician Interview Questions and Answers for Experienced

The IS code for sand pouring cylinder calibration is IS 2720 (Part 28) - 1983.

• IS 2720 (Part 28) - 1983 is the Indian Standard code for the calibration of sand pouring cylinder.

• This code specifies the method for determining the field dry density of soils using a sand pouring cylinder.

• The code provides guidelines on the apparatus, procedure, and calculations involved in the calibration process.

• It ensures that the sand po...read more

The minimum CBR value of the blanket material is a measure of its strength and load-bearing capacity.

• CBR stands for California Bearing Ratio, which is a test to determine the strength of a material.

• The minimum CBR value indicates the lowest load that the material can withstand before it starts to deform or fail.

• A higher minimum CBR value indicates a stronger and more durable material.

• For example, if the minimum CBR val...read more

There are several types of tests that can be conducted on cement.

• Some common types of tests for cement include compressive strength test, fineness test, setting time test, soundness test, and heat of hydration test.

• Compressive strength test measures the ability of cement to withstand compressive loads.

• Fineness test determines the particle size of cement.

• Setting time test measures the time taken by cement to set.

• Soundne...read more

Elevator breakdown refers to the malfunction or failure of an elevator system.

• Elevator breakdown can occur due to various reasons such as mechanical issues, power failure, or sensor malfunction.

• When an elevator breaks down, it may get stuck between floors, preventing people from using it.

• In such situations, technicians are called to diagnose and fix the problem to restore the elevator's functionality.

• Regular maintenanc...read more

There are several types of elevator controllers used in different elevator systems.

• Relay-based controllers: These controllers use relays to control the movement of the elevator car.

• Microprocessor-based controllers: These controllers use microprocessors to control the elevator's operation.

• Hydraulic controllers: These controllers are specifically designed for hydraulic elevator systems.

• Traction controllers: These control...read more

Elevator control system is responsible for managing the movement and operation of elevators.

• Elevator control system coordinates the movement of multiple elevators in a building.

• It ensures efficient and safe transportation of passengers or goods between different floors.

• The system includes components like buttons, sensors, motors, and a central control unit.

• It uses algorithms to optimize elevator routes and minimize wai...read more

The types of motors used for lift installation include AC motors, DC motors, and gearless motors.

• AC motors are commonly used in lifts due to their reliability and ability to handle heavy loads.

• DC motors are used in lifts that require precise control and smooth operation.

• Gearless motors are used in high-rise buildings as they provide high torque and require less maintenance.

• Examples of AC motor brands used in lifts incl...read more

I worked in a fast-paced environment at my previous company, where attention to detail and accuracy were crucial.

• Performed various laboratory tests and experiments

• Maintained and calibrated laboratory equipment

• Analyzed data and prepared reports

• Followed strict safety protocols and procedures

• Collaborated with team members on projects