Tag: Bihar Board Class 12th physics model paper 2023 PDF download

  Class 12th Physics Model Paper 2023 Class 12th VVI Objective question answer 2023 Exam 20 no fix  12th Physics VVI Question Answer  Bihar Board Model Paper 2023   1. विद्युत आवेश का क्वांटम e.s.u मात्रक में होता है – A) 4.78 × 10^-10         B) +1.6 × 10^-19 C) 2.99 × 10^9 …