If a, b, c are in A.P then a3+c3+6abc=
marvelmadhav123
Asked:
December 2022
A point object on the principal axis at a distance 15 cm in front of a concave mirror of radius of curvature 20 cm has velocity 2 mm/s perpendicular to the principal axis. The velocity of image at that instant will be
marvelmadhav123
Asked:
December 2022
Number of electrons having l+m value equal to zero in Fe may be