Hi Chandu, I'm providing some of the colleges to study btech under 5lakhs.

1) Krishna college of engineering and technology, Ghaziabad, uttrapradesh.

Fee: 4.18 lakhs.

2) Dit university, Dehradun, uttrakhand.

Fee: 4.5 to 5 lakhs.

3) JSS academy of technical education, Noida, up.

Fee: 3.8 lakhs.

I hope this is helpful to you.