Questions

Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s

While watching 3D movies at the theater, we have to wear special glasses because?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

The average age at which(A)/people die of heart diseases(B)/are decreasing.(C)/No error(D)

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

But representatives have cynically chosen to look the other _________________ when matters of justice are involved. They seem to have only a will to power; to be part of a new ___________________ elite. _________________ they forget that the history of struggle is the future of struggle. Maoism is one extreme ____________________ struggle ___________________ corrupt appropriative and greedy elites; there are others.

_________________ they forget that the history of struggle is the future of struggle.

Recipient of C.K. Nayudu Lifetime Achievement Award for 2014-15 in cricket was

Who was the first female emperor of India?

The centroid of an equilateral triangle ABC is G. If AB is 6 cms, the length of AG is

$$\begin{gathered} ∆ABC is similar to ∆PQR. If ratio of perimeters of ∆ABC and ∆PQR is 1:2 and \\ if PQ = 10 cm then what is the length of AB (in cm)? \end{gathered}$$