Coal India Engineer Interview Questions and Answers

My current CTC is confidential and I would prefer to discuss compensation during the negotiation phase.

• My current CTC is subject to confidentiality agreements.

• I am open to discussing compensation during the negotiation phase.

• I believe my skills and experience align with the Senior Engineer role.

Seeking new challenges and opportunities for growth

• Desire to work on more complex projects

• Looking for a company with better career advancement opportunities

• Seeking a more collaborative team environment

• Want to expand skill set in new technologies

Hydraulic system operation involves the use of fluid to transmit power and control machinery.

• Hydraulic systems use a fluid, typically oil, to transmit power.

• The system consists of a pump, valves, actuators, and fluid reservoir.

• The pump pressurizes the fluid, which is then directed to the actuators.

• The actuators convert the fluid pressure into mechanical force to perform work.

• Valves control the flow and direction of the...read more

Series and parallel connections are different ways of connecting electrical components, while star-delta connection is a method used for three-phase motors.

• In series connection, components are connected end-to-end, creating a single path for current flow.

• In parallel connection, components are connected side by side, creating multiple paths for current flow.

• Series connection increases total resistance and decreases tota...read more

Different bolt grades are used for various applications based on their strength and durability.

• Bolt grades are typically indicated by numbers or letters, such as Grade 2, Grade 5, Grade 8, etc.

• Higher grade bolts have higher strength and are used in applications where greater load-bearing capacity is required.

• Common grades include Grade 2, Grade 5, Grade 8, and stainless steel bolts.

• Each grade has specific properties an...read more