Question
Ten people are sitting in two parallel rows 1 and 2. A,
B, C, D and E are sitting in row 1 facing north, and V, W, X, Y and Z are sitting in now 2 facing south, in such that each member in row 1 faces a member of row 2. A sits second from the right end of the row. W faces an immediate neighbour of A. X sits third to the right of W. The one who faces X, sits to the immediate right of B. Only one person sits between B and C. V sit to the immediate right of Y. D does not sit at any of the extreme ends of the row. Who faces Z?Solution
The shape of our Milky Way galaxy is
Which quantity has the same dimensional formula as impulse?
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In a concave mirror which of the following pair of position of object – size of the image is correct?
I. At infinity – point sized
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