Question

A block Aof mass is kept on an inclined surface just begins to slide it the inclination is 30°. The
block is replaced by another block is of a different material with mass m, and it is found that it just begins
to slide if the inclination is 40°.
a)mA>mB
b)mA<mB
c)mA=mB
d)all three are posssible
answer this question​

Answer 1

Hii myself Shubhra.M a girl .Can u inbox me.

Answer 2

As the θ=tan  

−1

μ is the maximum angle of inclination for sliding. As it is independent of mass, all three options are correct.