(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 Revision Notes: CBSE Class 12 Physics Notes are important study materials for students preparing for the CBSE Class 12 Physics board exam 2026. These notes are also useful for ...

Physics MCQs for Class 12: CBSE Class 12 Physics Chapter-wise Multiple-Choice Questions (MCQs) with correct answers are very important for the 2025 CBSE Board exam candidates. The MCQs given by Jagran ...

Prepare for the CBSE Class 12 Physics board exam with key insights and tips. The March 4 exam demands a strategic approach, emphasizing crucial topics like Electrostatics, Electricity, Magnetic ...

CBSE Class 12 Physics exam will be held on Friday, February 21, 2025. The CBSE 12th Physics paper will begin at 10.30 am on February 21, and conclude at 1.30 pm. This year, over 17.88 lakh students ...

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

Teachers advise students to focus first on high-weightage chapters and revise them thoroughly to maximise scores.Neeraj Kumar Singh, PGT Physics, Sunbeam School, Ballia, Uttar Pradesh, emphasizes that ...

CBSE Class 12 Physics Paper Analysis 2025 Highlights: The Class 12 Physics paper was held from 10:30 am to 1:30 pm. Check paper analysis below. CBSE Class 12 Physics Paper Analysis 2025 Highlights: ...