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Inelastic collision
A collision is said to be an inelastic collision if the kinetic energy is not conserved in the collision. However the momentum is conserved. The kinetic energy lost in the collision appears in the form of heat energy, sound energy or light energy. T..
Collisions
A collision is said to take place when one body coming forcibly in contact with another or when the path of one body is changed by the influence of the other body. As a result of collision, the momentum and kinetic energy of the interacting bodies change. The forces involved in ..
Elastic and Inelastic Collisions in One and Two Dimensions
A Karate expert strikes a board of mass 0.14 kg and breaks it, with his fist of mass 0.70 kg. He then does the same to a 3.2 kg concrete block. The spring constant 'k' for bending are, 4.1 x 10 4 N/m for the board and 2.6 x 10 6 N/m for the block. Breaking occurs at a deflection 'd' of 16 mm for th..
A Karate expert strikes a board of mass 0.14 kg and breaks it, with his fist of mass 0.70 kg. He then does the same to a 3.2 kg concrete block. The spring constant 'k' for bending are, 4.1 x 10 4 N/m for the board and 2.6 x 10 6 N/m for the block. Breaking occurs at a deflection 'd' of 16 mm for th..Head-on Elastic Collision [One Dimensional Elastic Collision]
. The potential energy will be reconverted into kinetic energy. The bodies will separate and continue to move along the same straight line, in the same direction, but with different velocities. Applying the law of conservation of momentum, Total momentum before collision = ..
. The potential energy will be reconverted into kinetic energy. The bodies will separate and continue to move along the same straight line, in the same direction, but with different velocities. Applying the law of conservation of momentum, Total momentum before collision = ..Summary
>Law of conservation of energy states that the total energy of an isolated system cannot change. A collision is said to take place when either two bodies physically collide against each other or when the path of one body is changed by the influence of the other body. A coll..
Coefficient of restitution
According to Newton's experimental law of impact, the ratio of relative speed of separation after collision and the relative speed of approach before collision is constant. This constant is called coefficient of restitution or coefficient of resilience. It is denoted by e. It is..
According to Newton's experimental law of impact, the ratio of relative speed of separation after collision and the relative speed of approach before collision is constant. This constant is called coefficient of restitution or coefficient of resilience. It is denoted by e. It is..CONSERVATION OF ENERGY AND MOMENTUM
Calculating Kinetic energy using the formula E=(1/2)mv 2 Calculating changes in gravitational potential energy near the Earth Problems involving conservation of energy in simple systems Calculating momentum as the product mv Momentum as a separately conserved quantity, different from energy..
CONSERVATION OF ENERGY AND MOMENTUM
Calculating Kinetic energy using the formula E=(1/2)mv 2 Calculating changes in gravitational potential energy near the Earth Problems involving conservation of energy in simple systems Calculating momentum as the product mv Momentum as a separately conserved quantity, different from energy..
Properties of Gases in Terms of Molecular Motion
Every molecule in a gas is in a state of constant straight-line motion. Molecules very frequently collide with one another, and against the sides of the container (Fig. 15.4). It is assumed that the molecules do not lose energy during these collisions. Hence the sum total amount..
Every molecule in a gas is in a state of constant straight-line motion. Molecules very frequently collide with one another, and against the sides of the container (Fig. 15.4). It is assumed that the molecules do not lose energy during these collisions. Hence the sum total amount..Mass-energy equivalence
Albert Einstein, in the beginning of this century, showed that matter (whatever the form) was equivalent to energy. The energy associated with a mass 'm' (just because of its existence) is given by the famous formula of Einstein, E = mc 2 ------------ (1). where 'c' is the speed of light in vacuu..
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