Hello aspirant
The basic eligibility criteria for all the engineering courses is 50/60% marks in 10+2 physics, chemistry and maths.
The selection process varies for different colleges i.e every institution will have different criteria for admission. Most of the universities accept jee scores while others conduct their own entrance exams.
For further details visit
https://www.careers360.com/colleges/orissa-school-of-mining-engineering-keonjhar-orissa/diploma-in-mining-engineering-course
Hope this helps
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