The coefficient of volumetric expansion of mercury is 18 * 10^-5/C . A thermometer bulb has a volume 10^-6 m^3 and cross section of stem is of 0.004 cm^2. Assuming that bulb is The coefficient of volumetric expansion of mercury is 18 * 10^-5/C . A thermometer bulb has a volume 10^-6 m^3 and cross section of stem is of 0.004 cm^2. Assuming that bulb is October 23, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related