What qualifications do I need to become a research student in physics? I am a class 12th student.

CBSE 12th answer key 2026 download link is not released officially. We have provided the answer keys released the Shiksha experts. Students can use the same to check the correct answers.

CBSE 12th answer keys are not released officially. There are coaching institutes that releases the answer keys. Therefore, candidates cannot raise challenge against the same.

In case of a tie, all the students getting the same score and grade will be divided into two segments, the smaller segment will go with the larger. Method of grading will be used in subjects where the number of candidates who have passed is more than 500.

 In respect of subje

The maximum marks allotted in CBSE 12th exam are 500. Each subject carries 100 marks. Students can also take sixth subject, the final percentage is calculated using the best five subjects. 80/70 marks are allotted for Theory paper and 20/30 marks for internal assessment/practicals.

The NIOS 12th exam is generally considered to have moderate level difficulty. Students can prepare for the NIOS 12th exam by solving through the previous years' question papers. They should be thorough with the syllabus.