Focal length of objective and eye piece of telescope are 200cm and 4cm respectively. What is the length of telescope for normal adjustment? Focal length of objective and eye piece of telescope are 200cm and 4cm respectively. What is the length of telescope for normal adjustment? October 27, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 16 - Waves , Chapter 28 - Electromagnetic Waves , Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related