P-V graph for an ideal gas undergoing polytropic process PV^m = constant is shown here. Find the value of m. P-V graph for an ideal gas undergoing polytropic process PV^m = constant is shown here. Find the value of m. October 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related