RRB JE 26th May 2019 Shift-3

Why does dispersion occur when white light which is a mixture of seven colours passes through a glass prism?

Which of the following fuels is NOT used in thermal power plants?

Simplify: $$1.\overline{2} - 0.1\overline{2}$$

What does the Ashoka's wheel in the Indian National Flag represent?

Bronze is an alloy of

Who was the Governor General of India during the Sepoy Mutiny?

Read the following information carefully and answer the question given below. 

Eight friends—P, Q, R, S, T, U, V and W are sitting around a circular table facing the centre. Each one of them likes different brands of watch—Sonata, Titan, Fastrack, Swiss, Casio, Timex, Rolex and Fossil, but not necessarily in the same order. P sits third to the right of the person who likes Fossil. P does not like Fastrack. T is not an immediate neighbour of W. R sits on the immediate right of the person who likes Fastrack. Neither P nor W likes Casio or a Titan. The person who likes Casio is not an immediate neighbour of the person who likes Fossil. The person who likes Sonata sits second to the left of T. The person who likes Sonata is an immediate neighbour of the both persons who like Timex and Rolex. Person who likes Rolex sits third to the right of Q. Q does not like Casio. U is not an immediate neighbour of P. V is not an immediate neighbour of the person who likes Sonata.Only two people sit between the person who likes Rolex and W. The persons who like Casio and the Titan are immediate neighbours of each other.

Who among the following likes Titan?

How many Squares are their in the given figure?

If A + B = C, D - C = A and E - B = C,then what does D + F stand for?

What is the valley (lowest portion) of a sound wave called?