GP Railway Samanya Vigyan Gagan Pratap 2026

Prepare for Railway Exams 2026 with GP Railway Samanya Vigyan by Gagan Pratap Sir. This book is specially designed for RRB NTPC, Group D, ALP, Technician, and other competitive exams. It covers complete General Science including Physics, Chemistry, and Biology with PYQs, MCQs, practice sets, shortcut tricks, and detailed explanations in Hindi Medium. Best Railway GS book for beginners and advanced aspirants

 preparing for 2026 exams.