Chapter 8 – COM, Momentum and Collision
The first ball of mass m moving with velocity u collides head on with the second ball of mass m at rest. If the coefficient of restitution is e, then the ratio of the final velocity of the seconds ball to the initial velocity of the first ball is
29
Oct
The first ball of mass m moving with velocity u collides head on with the second ball of mass m at rest. If the coefficient of restitution is e, then the ratio of the final velocity of the seconds ball to the initial velocity of the first ball is The first ball of mass m [...]
Three identical spherical balls A, B and Care placed on a table as shown in the figure along a straight line. B and C are at rest initially. The ball A hits B head on with a speed of 10 m/s. Then after all collision A and B are brought to rest and C takes off with velocity of
29
Oct
Three identical spherical balls A, B and Care placed on a table as shown in the figure along a straight line. B and C are at rest initially. The ball A hits B head on with a speed of 10 m/s. Then after all collision A and B are brought to rest and C takes [...]
A ball of mass m moving at speed v makes a head on collision with an identical ball at rest. The kinetic energy of the balls is three fourth of the original kinetic energy. The coefficient of restitution is.
28
Oct
A ball of mass m moving at speed v makes a head on collision with an identical ball at rest. The kinetic energy of the balls is three fourth of the original kinetic energy. The coefficient of restitution is. A sphere of mass m moving with a constant velocity u hits another stationary sphere of [...]
Particle A makes perfectly elastic collision with another particle B at rest. They fly apart in opposite direction with equal speeds. the ratio of their masses are mA/mB is
28
Oct
Particle A makes perfectly elastic collision with another particle B at rest. They fly apart in opposite direction with equal speeds. the ratio of their masses are mA/mB is Particle A makes perfectly elastic collision with another particle B at rest. They fly apart in opposite direction with equal speeds. the ratio of their masses [...]
A body of mass m1 moving with uniform velocity 40 ms^−1 collides with another body of mass m^2 at rest, then the two together begin to move with uniform velocity of 30 ms^−1 . The ratio of their masses (i.e., m2/m1 )
28
Oct
A body of mass m1 moving with uniform velocity 40 ms^−1 collides with another body of mass m^2 at rest, then the two together begin to move with uniform velocity of 30 ms^−1 . The ratio of their masses (i.e., m2/m1 ) A body of mass m1 moving with uniform velocity 40 ms^−1 collides with [...]
A particle falls from a height h on a fixed horizontal plate and rebounds. If e is the coefficient of restitution, the total distance travelled by the particle before it stops rebounding is
28
Oct
A particle falls from a height h on a fixed horizontal plate and rebounds. If e is the coefficient of restitution, the total distance travelled by the particle before it stops rebounding is A particle falls from a height h on a fixed horizontal plate and rebounds. If e is the coefficient of restitution the [...]
Two masses ma and mb moving with velocities va and vb in opposite direction collide elastically and after the collision ma and mb move with velocities vb and va respectively. Then the ratio ma /mb is :
28
Oct
Two masses ma and mb moving with velocities va and vb in opposite direction collide elastically and after the collision ma and mb move with velocities vb and va respectively. Then the ratio ma /mb is : A sphere of mass m moving with a constant velocity u hits another stationary sphere of the same [...]
A sphere of mass m moving with a constant velocity u hits another stationary sphere of the same mass and of coefficient of restitution (e). The ratio of velocities of the two spheres, after collision will be
28
Oct
A sphere of mass m moving with a constant velocity u hits another stationary sphere of the same mass and of coefficient of restitution (e). The ratio of velocities of the two spheres, after collision will be A sphere of mass m moving with a constant velocity u hits another stationary sphere of the same [...]