Questions tagged 'centre of mass'

• Where will be the centre of mass on combining two masses $m$ and $M (M>m)$
  Category: rotational-motion | Tags: centre of mass
• Two objects of masses 200 gm and 500gm possess velocities $10\hat{i}$ m/s and $3\hat{i}+5\hat{j}$ m/s respectively. The velocity of their centre of mass in m/s is
  Category: rotational-motion | Tags: centre of mass
• In the HCl molecule, the separation between the nuclei of the two atoms is about 1.27 Å (1 Å = $10^{–10}$ m). The approximate location of the centre of mass of the molecule from hydrogen is (assuming the chlorine atom to be about 35.5 times massive as hydrogen)
  Category: rotational-motion | Tags: centre of mass
• Four particle of masses m, 2m, 3m and 4m are arranged at the corners of a parallelogram with each side equal to a and one of the angle between two adjacent sides is $60^o$. The parallelogram lies in the x-y plane with mass m at the origin and 4m on the x-axis. The centre of mass of the arrangement will be located at
  Category: rotational-motion | Tags: centre of mass
• A system consists of 3 particles each of mass $m$ and located at (1, 1) (2, 2) (3, 3). The co-ordinate of the centre of mass are
  Category: rotational-motion | Tags: centre of mass
• If a bomb is thrown at a certain angle with the horizontal and after exploding on the way the different fragments move in different directions then the centre of mass
  Category: rotational-motion | Tags: centre of mass
• Four identical spheres each of mass m are placed at the corners of square of side 2 metre. Taking the point of intersection of the diagonals as the origin, the co-ordinates of the centre of mass are
  Category: rotational-motion | Tags: centre of mass
• Two particles A and B initially at rest move towards each other under a mutual force of attraction. At the instant when the speed of A is $v$ and the speed of B is $2v$, the speed of centre of mass of the system is
  Category: rotational-motion | Tags: centre of mass
• A circular plate of uniform thickness has diameter 56 cm. A circular part of diameter 42 cm is removed from one edge. What is the position of the centre of mass of the remaining part
  Category: rotational-motion | Tags: centre of mass
• Two point masses m and M are separated by a distance L. The distance of the centre of mass of the system from m is
  Category: rotational-motion | Tags: centre of mass

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