Question

Three blocks A B and C of equal mass m are placed one over the other on a smooth horizontal ground as
shown in figure. Coefficient of friction between any two blocks of A, B and C is 1/2. The maximum value of
mass of block D so that the blocks A, B and C move without slipping over each other is :
B)
ESA
(A) 6 m
(B) 5 m
(C)3 m
(D) 4 m​

Answer 1

Explanation:

इसका आंसर है 5 ब्लॉक्स h