Q165
A vertical rod of height 33 metres is bent to form a semi-circular shape so that the top touches the ground. The distance between the top head and the base on the ground is :
A.
10.5 m
B.
12 m
C.
21 m
AnswerD.
33 m
Answer: Option C
Solution
Answer: Option C
Solution:
∴ Required distance = 2R = 21 m