CBSE has released the Class 12 board exam 2025 date sheet, with exams starting on February 15 and ending on April 4. The Physics exam is scheduled for February 21. To aid preparation, Shailendra ...

CBSE 2024-25 Competency-Based Questions With Answers: The Central Baord of Secondary Education has officially released the practice question paper for the academic year 2024-25, for the classes 10th ...

(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 ...

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 ...