Question

20. A jet of liquid of cross-sectional area a strikes
a wall making angle with the wall. The
water strikes with the wall with velocity v
and rebounds elastically. If density of liquid be
p, the normal force on the wall is
(A) 2 av? p sin e
(C) 2 av p sin e (D) 2 av p cos e
(B) 2 av?
p cos e​

Answer 1

Explanation:

c number is correct answer