A cubical block of mass M and edge a slides down a rough inclined plane of inclination theta with a uniform velocity. The toruqe of the normal force on the block about its centre has a magnitude

A cubical block of mass M and edge a slides down a rough inclined plan

1.	A cubical block of mass M and edge a slides down a rough inclined plane of inclination theta with a uniform velocity. The toruqe of the normal force on the block about its centre has a magnitude
Answer» ZERO Mga Mga `SINTHETA` `(1)/(2)Mgasintheta` ANSWER :D