The centres of three spherical masses of 1 kg, 2 kg and 3 kg have co-orinates (4,0) m,(0,3)m and (-2,5)m respectively. What is the position vector of its centre of mass is terms of its x and y co-ordinates?

Three masses of 2 kg, 4 kg and 4 kg are placed at the three points (1, 0, 0), (1, 1, 0) and (0, 1, 0) respectively. The position vector of its centre of massis

Two bodies of mass 2 kg and 5 kg have position (1 m, 2 m, 1 m) and (3 m, 2 m, -1 m) respectively. The position vector of centre of mass is

Three point masses of 1 kg, 2kg and 3 kg lie at (1,2), (0,-1) and (2, -3) respectively. Calculate the co-ordinates of the centre of mass of the system.

Three bodies of masses 3kg, 2kg and 1 kg kept at points (3hati+2hatj),(5hatj+hatk) and (2hati+hatk) respectively. Then the position vector of their centre of mass is given by

Three bodies having masses 5 kg, 4 kg and 2 kg is moving at the speed of 5 m//s and 2 m//s respectively along X-axis.The magnitude of velocity of centre of mass is

The position vectors of three particles of masses m_(1)=1 kg , m_(2)=2 kg and m_(3)=3 kg are r_(1)= (i+4j+k)m, r_(2)= (i+j+k) m and r_(3)= (2i-j-2k) m respectively. Find the position vector of their centre of mass.

The centre of mass of three particles of masses 1 kg, 2kg and 3 kg lies at the point (3m, 3m, 3m) where should a fourth particles of mass 4 kg be positioned so that centre of mass of the four particle system at (1m, 1m, 1m) ?