A particle is fired with a speed of 20 km/h. €The speed with which it will move in interstellar space is (ve = 8 root 2 km/h) A particle is fired with a speed of 20 km/h. €The speed with which it will move in interstellar space is (ve = 8 root 2 km/h) September 18, 2020 Category: Arihant Physics by D.C Pandey , Chapter 10 - Gravitation , Volume 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related