A clock with a brass pendulum shaft keeps correct time at a certain temperature, How closely must the temperature be controlled if the clock is not to gain or lose more than 1s a day A clock with a brass pendulum shaft keeps correct time at a certain temperature How closely must the temperature be controlled if the clock is not to gain or lose more than 1s a day September 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related