Dynapac Interview Questions, Process, and Tips

Topics to prepare for Caterpillar Inc Intern interview:

• Power System
• Electrical Machines

Interview preparation tips for other job seekers - 1. Introduce yourself ( I told everything from btech projects and vocational training to extracurricular activities)

2. He asked me about the training at NTPC and asked me to explain whole working. Also asked the capacity of Badarpur plant.( I explained Everything from its coal and water source to complete working)

3.Which type of alternator is used for generation purpose? I said turbo generator ..because thermal power plants operate of high speed as equal as 3000 rpm .. so for High speed turbo alternators are used. 

4. Asked about ESP . What is ESP and what is its working principle?( I explained it.)

5.What are some protection equipments in power systems. I said isolator, earthing switch, lightening arrestor, relay, breaker. Then he said what does a breaker do ? I told . He asked how does it isolate the circuit.. i told that actually sensing part is done by relay ..and then it sends a tripping signal to the braker .. in case of mechanical breaker .. the plunger is moved to the mechanical effects of fault current. So it separates the rest of the circuit so that other equipments down the lane doesn't get affected.

6. What is farraday's law? Where it is used? (Told)

7. How does single line diagram flow in the power systems? (Told)

8. What are your future plans? ( I mentioned in between that want to work specifically in core company and i dont intend to deviate from it .. he asked if i meant i wont work in software company? I said i am ok with coding if its a part of my core job ..( he said yes automation is all about that ) but don't want to enter software sector specifically )

9.Have you implemented automation in anything.. (I explained about one of my projects on density based traffic control system)

10.What excites you about our company?

( I did some research about the company earlier so told it ) the HR said instantly that you have done proper research. I said yes. 

11. Lastly sir asked me about drop in my percentage in btech and mtech .. i couldn't think of any reason .. so i said. I was parallely prepared for cil interview as i was selected there. .. so that distracted me a little bit .. and then he said that means you are preparing for government jobs as well.. i said yes then. Said no .. not for government job.. but for a job in core sector ..be it government or private.. and i also told that i gave cil exam much before i decided to do mtech but the results got delayed due to pandemic. And then they wished me luck and said they will get back to me .