JEE Advanced Electrostatics PYQs | JEE Advanced 2025 | NKC Sir

Sir bridge course 11 to 12 moving😢😢😢

sir wapas unacademy ajao

Sir for doing this in LESS THAN 1MINUTE😎 On first question we can use case of pendulum where ω^2 = g/l use L as 2R and g or a(acc. due to electrostatic force) as (Q^2)/(4πε.m(2R)^2 ) usse bhi vo question ka same answer aa jayega par ye to mane intution se kiya kuki isme pendulum wali feel aa rahi thi but don't know the exact reason for this