Question

19. In the given figure the wedge is fixed, pulley is fric-
tionless and string is light. Surface AB is frictionless
whereas AC is rough. If the block of mass 3m slides down
with constant velocity, then the coefficient of friction be-
tween surface AC and the block is -
1/3. 2/3. 1/2. 4/3. ​

Answer 1

Answer:

blah blah blah

Explanation:

blah blah blah blah