# Two fixed frictionless inclined planes making an angle 30° and 60° with the vertical are shown in the figure. Two blocks A and B are placed on the two planes. What is the relative vertical acceleration of A with respect to B

Q: Two fixed frictionless inclined planes making an angle 30° and 60° with the vertical are shown in the figure. Two blocks A and B are placed on the two planes. What is the relative vertical acceleration of A with respect to B

(a) 4.9 ms-2 in vertical direction

(b) 4.9 ms-2 in horizontal direction

(c) 9.8 ms-2 in vertical direction

(d) Zero

Ans: (a)