question_answer

Study the given figure carefully, it will be the toughest to lift the rock when the force is applied on X, while it will be easiest to do the same when the force is applied on Y. Now, select the correct option regarding X and Y.

A)

X	Y
b	C

               

B)

X	Y
d	A

               

C)

X	Y
c	B

               

D)

X	Y
a	D