Set 1

The circular divisions of shown screw gauge are 50. It moves 0.5 mm on main scale in one rotation. The diameter of the ball is

If area (A) velocity (v) and density (ρ) are base units, then the dimensional formula of force can be represented as.

The electrons, identified by n & l ; (i) n = 4 , l = 1 (ii) n = 4 , l = 0 (iii) n = 3 , l = 2 (iv) n = 3 , l = 1 can be placed in order of increasing energy, from the lowest to highest as :

Given in hydrogenic atom rn , Vn , E, Kn stand for radius, potential energy, total energy and kinetic energy in nth orbit. Find the value of U,v,x,y

Find the values of K so that the quadratic equation x^2+ 2(K-1)x+ K + 5 = 0 has atleast one positive root

Find all real numbers x such that

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