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SIDHARTH SHARMA

· started a discussion

· 1 Months ago

wrong solution (Question: 186629.0 )

angle with post is 90-30 =60

Question:
If from the top of a post a string twice the length of the post is stretched tight to a point on the ground, then what angle will the string make with the post ? 
Options:
A) \(\cfrac{\pi}{6}\)
B) \(\cfrac{\pi}{4}\)
C) \(\cfrac{5\pi}{12}\)
D) \(\cfrac{\pi}{3}\)
Solution:

Ans: (A) 


Knowledge Expert

· commented

· 1 Months ago

@Ravindra Yadav 30 degree is the correct answer...

Ravindra Yadav

· commented

· 1 Months ago

correct answer is 60

Knowledge Expert

· commented

· 1 Months ago

pi/6 is correct.

Sin(theta)=p/h=x/2x=1/2

theta = 30 degree= pi/6 radian
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