आग से भी ग़ुब्बारा नहीं फटा क्यों ? | Fire Fail and Ballon win #Shorts # shorts

Two persons simutaneously aim and fire their guns at a bird sitting on a tree. The first person fires his shot with a speed of 100m//s at an angle of projection of 30^(@) . The second person is ahead of the first by a distance of 50m and fire his shot with a speed of 80m//s . how must he aim his gun so that both the shots hit the bird simultaneously. Calculate the distance of the foot of the frre from two persons and the height of the tree. With what velocities and when do the two shorts hit the bird.

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Select the most appropriate option to substitute the underlined segment in the given sentence. If no substitution is required, select No improvement. A fire broke out in a slum cluster in the capital yesterday for short circuit at the overhanging wires. (a) No improvement (b) for short circuit in the overhanging wire (c) due to short circuit in the overhanging wires (d) due to short circuiting in the overhanging wires