Let the height of the building be h. The height from the eye level to the top is given by: tan 60 degrees = (h - 1.5)/30, where tan 60 degrees = √3 ≈ 1.732. Thus, h - 1.5 = 30 * 1.732 h - 1.5 = 51.96 h = 51.96 + 1.5 = 53.46 m. Correct Answer: c) 53.46 m
Nuclear Energy, one of the best way (1)/ to generate energy through (2)/ fission and fusion, is being (3)/ misused by countries to make weapons (4)/ No ...
In the given sentence, one word may have been incorrectly spelt. Select the correctly spelt word from the given alternatives. If there is no error, sel...
Read each sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. Mark the part with the error as...
A large part of his success over the (A) / last year owes itself to this more (B) / urgent style of play, which conserves both (C) / energy and discomfi...
The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
Three hours will have passed wh...
The burglar stole all the money(A)/ in the house but surprisingly missed(B)/ the jewelleries in the locker.(C)/ No error(D)
The Chairman and the Managing Director Mr Prabhakar attributed the almost flat performance to higher deposit costs, slower credit off take and stressed ...
I have some work (1)/ to do and (2)/ so I will not be (3)/ able to accompany you (4)/ No error (5)
"Although the project was challenging / but we managed to complete / it on time / with high quality."
Read each sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. Mark the part with the error as...
