Four particles A, B , C, D have masses 1gm , 2gm , 3gm , 4gm , respectively. The ratio of their wavelengths if they have equal momentum is

Two masses of 1 gm and 4 gm are moving with equal kinetic energies. The ratio of the magnitudes of their linear momentums is

Two masses of 1 gm and 4 gm are moving with equal kinetic energies. The ratio of the magnitudes of their linear momenta is

Two particles having mass M_1 =4gm ,M_2 =16gm . If kinetic energy of both particle are equal then ratio of their momentum is n :2 then n is

The coordinates of the positions of particles of mass 7gm,4gm and 10gm are (1,5,-3)(2,5,7)" and "(3,3,-1)cm respectively.The position of the centre of mass of the system would be:

Three particles of masses 1gm, 2gm & 3gm are at 1cm, 2cm & 3cm from the axis of rotation respectively then the moment of inertia of the system & radius of gyration of the system respectively are …. gm cm^2 and ….. cm

The mass of two substance are 4 gm and 9 gm respectively. If their kinetic energy are the same, then the ratio of their momrntum will be

Two wires made of the same material have lengths 3 m and 4 m and weight 18 gm and 16 gm respectively. When they are subjected to the same tension, ratio of their elongations is

Two particles of masses 5 gm and 10 gm are 12 cm apart. What will be the location of the centre of mass of the system of these two particles from the lighter particle is ?

Calculate the mass in gm of 2g atom of Mg-