Find the ratio of de-broglie wavelength of molecules of hydrogen and helium which are at temperatures 27 C and 127 C respectively. Find the ratio of de-broglie wavelength of molecules of hydrogen and helium which are at temperatures 27 C and 127 C respectively. September 10, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related