The force acting on the block at time t = 4s will be 1) 50 N, 2) 30 N, 3) 25 N, 4) None 2) 30 N 3) 25 N 4) None The force acting on the block at time t = 4s will be 1) 50 N September 9, 2020 Category: Cengage NEET by C.P Singh , Chapter 7 - Friction , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related