(b) the minimum wavelength of X-rays produced by 30 kV electrons. 2. The photoelectric cut-off voltage in a certain experiment is 1.5 V. What is the maximum kinetic energy of photoelectrons emitted? 3 ...

CBSE Class 12 Physics sample paper for 2024-25 is available. Students can download the sample paper and marking scheme in PDF format. The sample paper includes general instructions, questions, and ...

PSEB Class 12 Physics Board Exam 2026: To achieve a top score, it is essential to align your preparation with the latest ...

The Central Board of Secondary Education (CBSE) conducted the Class 12 Physics Exam 2025 today, February 21, 2025. The exam took place in the morning, starting at 10:30 AM and concluding at 1:30 PM.

The CBSE Class 12 Board Exams 2025 will start on February 15, with the Physics exam scheduled for February 21. With less than three months left, students are focusing on preparation. Shailendra Pandey ...

CBSE Board Exams 2026: The Physics paper is scheduled to be held on February 20. Assessments are key tools used to evaluate a student's preparation ahead of exams. They provide clear feedback on the ...