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Let AB = taller pole CD = shorter pole = h OB = OD =( 12)/2 = 6m In ∆OCD, tanθ = h/6 ............................(i) In ∆AOB tan (90- θ) = 2h/6 = h/3 cotθ= h/3 .............................(ii) Multiplying (i) and (ii), we get tanθ × cotθ = h/6 × 4/3 1 = h²/18 h² = 18 h=3√2 m
The amount of chocolate sold in India ballooned by 13% in 2016, according to new data from research firm Mintel.The trend makes India a major outlier: t...
Select the related number from the given alternatives:
12 : ? :: 11 : 1332
Who lives immediately above N?
Statements:
Some tasks are jobs.
No job is a duty.
Conclusions:
I. All tasks can never be duties.
II. Some tasks...
Prince drives 8 km towards east from point A. He takes a right turn and drives 3 km. Again, he takes a right turn and drives 5 km. He takes a right turn...
One of the key arguments in support of damming rivers across geographies has been the idea that useful water will otherwise ‘go waste into the sea...
Statements:
Some Craft are Drawing
All Drawing are Sketching
No Sketching is Painting
Conclusions:
I. Some Painting a...
A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
LAGB, NDIE, PGKH,...
Select the option in which the numbers are related in the same way as the numbers in the following set:
(13, 20, 14)
If all the vowels in the word ‘SHAREHOLDER’ are changed to the next letter in the English alphabetical order and all the consonants remain the same ...