Question

If block is at verge of motion, then select the
correct option (where u is the coefficient of friction)
[NCERT Pg. 101]
F
0
m
(1) F=umg/sintheta
(2) F=umg/sin theta + u cos theta
s
sin 0+ucos e
(4) F = u mg
(3) F = mg​

Answer 1

Answer:

α=  

4

π

​

,  

4

5π

​

Explanation:

yyyes