Joint stock companies tend to exist for a longer period of time as the owners can transfer their shares freely. Partnerships usually end when a partner leaves or retires.

As an engineering student in India, I know rote learning is common. But for machine design to really stick, you must understand the underlying concepts and reasoning behind equations and procedures. Focus your studies on visualizing the real-world applications of what you’re learning.

Practice for interviews. Common questions, coding rounds, HR interviews etc. Practice makes perfect!

The substitution method is your best friend. When you see something that looks like something you’ve done before, try subbing in a new variable. Also remember trig integrals and inverse trig integrals, those come up a lot.