A reel of thread unrolls itself falling down under gravity. Neglecting mass of the thread, the acceleration of the reel is |
||||||||
a) |
b) |
c) |
d) |
A reel of thread unrolls itself falling down under gravity. Neglecting mass of the thread, the acceleration of the reel is |
||||||||
a) |
b) |
c) |
d) |