A particle executing SHM of amplitude ‘a’ has a displacement a/2 at t = T/4 and a negative velocity. The epoch of the particle is A particle executing SHM of amplitude 'a' has a displacement a/2 at t = T/4 and a negative velocity. The epoch of the particle is October 31, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related