. A mass m is hung vertically with the help of a thread


A mass m is hung vertically with the help of a thread. It is in contact with vertical surface of a block as shown. The coefficient of friction between mass m and the block is 0.5. The block is pulled horizontally with acceleration (a = g) on a smooth horizontal surface. The tension in the thread is

pulled horizontall

(a) 1.5mg                                 (b) 2.5mg       

(c) mg                                      (d) 2mg

Best Answer

hung vertically

acceleration (a = g)

Talk to Our counsellor