Home
Class 11
PHYSICS
Velocity of mass 'A' of 2kg is V(A)=(3ha...

Velocity of mass 'A' of 2kg is `V_(A)=(3hat i+2hat j) m/s` and velocity of mass 'B' of 4kg is `V_(B)=3hat j m/s` .Then find the velocity of mass `B` with respect to velocity of center of mass.

Text Solution

Verified by Experts

Vcm = (2(3i + 2j) + 4(3j))/6 Vcm = i + 8/3j Vb - Vcm = -i + 1/3j
Promotional Banner

Similar Questions

Explore conceptually related problems

Velocity of a swimmer with respect to a river is (hat i+4hat j)m/s and velocity of the river flow is (2hat j)m/s then velocity of swimmer with respect to ground is (in m/s)

A bomb of mass 12 kg explodes into two pieces of masses 4 kg and 8 kg. The velocity of mass 4 kg is 20 m/s. Find the velocity of mass 8 kg.

A rigid body consists of a 3 kg mass connected to a 2 kg mass by a massless rod. The 3 kg mass is located at vec(r )_(1) = (2hat(i) + 5hat(j))m and the 2 kg mass at vec(r )_(2) = (4hat(i) + 2hat(j))m . Find the length of rod and the coordinates of the centre of mass.

A particle moves in the x-y plane under acceleration vec(a) = 3hat(i) + 4hat(j) m//s^(2) . If the initial velocities is vec(u) = 6hat(i) + 8hat(j) m//s . Find the velocity and the position vector of a particle after 2 s .

The initial velocity of a projectile at the point of projection is 3hat i+4hat j ms^(-1) .Then the velocity of striking on the ground is

Two bodies of 6kg and 4kg masses have their velocity 5hati - 2 hat j + 10 hat k and 10hat i - 2 hat j + 5 hat k respectively. Then, the velocity of their centre of mass is

The velocity of a projectile at the initial point A is (2hat(i)+3hat(j))m//s .Its velocity (in m//s) at point B is

An object of mass 40kg having velocity 4hat i m/s collides with another object of mass 40kg having velocity 4hat j m/s. If the collision is perfectly inelastic,then the loss of mechanical energy is? (in SI unit)