Chevron Interview Questions and Answers

Sensors, drives, AHU, CHILLER, motor starters, LT panels, and DGs are common components in engineering systems.

• Sensor: Device that detects changes in physical properties and converts them into signals.

• Drive: Device used to control the speed and torque of motors.

• AHU (Air Handling Unit): System that regulates and circulates air as part of HVAC systems.

• CHILLER: Machine that removes heat from a liquid via a vapor-compression or absorption refrigeration cycle.

• Motor Starter: Device...read more

SMPS stands for Switched Mode Power Supply, sensors include temperature, pressure, proximity, etc., cooling towers are used for heat rejection in HVAC systems.

• SMPS stands for Switched Mode Power Supply and is a type of power supply that uses a switching regulator to convert electrical power efficiently.

• Different types of sensors include temperature sensors, pressure sensors, proximity sensors, etc., which are used to detect and measure physical properties.

• Cooling towers are h...read more

There are seven main categories of plastics based on their chemical structure and properties.

• Polyethylene (PE)

• Polypropylene (PP)

• Polyvinyl Chloride (PVC)

• Polystyrene (PS)

• Polyethylene Terephthalate (PET)

• Polyurethane (PU)

• Polycarbonate (PC)

There are various types of plastic materials used in engineering, including thermoplastics, thermosets, and elastomers.

• Thermoplastics can be melted and reformed, such as polyethylene and PVC

• Thermosets are rigid and do not melt, like epoxy and phenolic resins

• Elastomers are flexible and elastic, such as silicone and rubber

To culture bacteria, aseptic techniques are used to transfer a small sample of bacteria onto a sterile growth medium and then incubated at the appropriate temperature.

• Prepare the agar plates or broth media according to the specific requirements of the bacteria being cultured.

• Use aseptic techniques to transfer a small sample of bacteria onto the agar plate or into the broth media.

• Incubate the plates or broth at the appropriate temperature for the specific bacteria being cultur...read more

Contamination on a medical device is checked through visual inspection, microbial testing, and chemical analysis.

• Perform visual inspection for any visible signs of contamination such as discoloration, debris, or foreign particles

• Conduct microbial testing to check for the presence of harmful microorganisms that can cause infections

• Use chemical analysis to detect any residues or contaminants that may be present on the device

• Follow established protocols and guidelines for contam...read more

I would start by researching the target audience, brand guidelines, and product specifications before sketching out multiple design concepts.

• Research target audience, brand guidelines, and product specifications

• Sketch out multiple design concepts

• Consider packaging materials, colors, typography, and imagery

• Present and explain design choices to MD mam

• Be open to feedback and revisions

TDS percentage in section 194C for Individual is 1%.

• TDS rate for individuals under section 194C is 1%

• TDS is deducted on payments made to contractors and sub-contractors for work contracts

• Individuals need to deduct TDS at the rate of 1% if the payment exceeds Rs. 30,000 in a single payment or Rs. 1,00,000 in aggregate during the financial year