World famous Kaieteur Falls is situated on which river?
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Find the radius of the circle if the length of its arc is 33 cm whose corresponding central angle is 90° ?
Who invented Helicopter?
Select the word with the correct spelling.
A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.
The girl is ascending the Everest.
Why does carbon tetrachloride have no dipole moment?
Which of the following fuel has maximum calorific value?
The amount of BaSO4 formed on mixing an aqueous solution of 2.08 gm of BaCl2 and excess of dilute H2SO4 is ___.
(atomic weights : Ba = 137, Cl = 35.5, S = 32, O = 16)