Download CBSE Class Physics 12 Pre-Board Sample Papers 2025–26 with solutions for all subjects in free PDF format. These papers are curated by experts as per the latest CBSE syllabus and exam pattern.

Newton’s experiment remains almost insultingly simple. Sunlight, a darkened room, a glass prism. The conclusion was unavoidable. Colour belonged to light itself. The prism merely made it visible.

NCERT has made some progressive changes in its textbooks across primary, secondary and senior secondary levels this year. Have a closer look at the major revisions and launches that happened in 2025.

Abstract: Personalized federated learning is a decentralized approach that enables clients to collaboratively train a shared model while customizing it to their unique data and requirements. However, ...