Find the least number which must be added to each of the following numbers so as to get a perfect square also find the square root of the perfect square so obtained problem is 50022
Two persons manage to push a motorcar of mass 1200 kg at a uniform velocity along a level road. The same motorcar can be pushed by three persons to produce an acceleration of 0.2 m s². With what force does each person push the motorcar? (Assume that all persons push the motorcar with the same muscular effort.)
From the top of a building 50 m high the angles of depression of the top of the bottom of a tower observed to be 30 degrees and 60 degrees find the height of the tower and distance between the building and the tower take √3 is equals to 1.73