Assertion and Reason are given in following questions. Each...

Assertion and Reason are given in following questions. Each question have four option. One of them is correct it. (1) If both assertion and reason and the reason is the correct explanation of the Assertion. (2) If both assertion and reason are true but reason is not the correct explanation of the assertion. (3) If the assertion is true but reason is false. (4) If the assertion and reason both are false. Assertion : Linear momentum is conserved in both, elastic and inelastic collisions. Reason: Total energy is conserved in all such collisions. (A) 1 (B) 2 (C) 3 (D) 4

Assertion and Reason are given in following questions. Each question have four option. One of them is correct it.
(1) If both assertion and reason and the reason is the correct explanation of the Assertion.
(2) If both assertion and reason are true but reason is not the correct explanation of the assertion.
(3) If the assertion is true but reason is false.
(4) If the assertion and reason both are false. Assertion : Linear momentum is conserved in both, elastic and inelastic collisions. Reason: Total energy is conserved in all such collisions.
(A) 1
(B) 2
(C) 3
(D) 4

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Key Concepts

Inelastic Collisions

In inelastic collisions, while the total momentum of the system remains conserved, some of the kinetic energy is transformed into other forms of energy such as heat, sound, or deformation energy. This means that unlike in elastic collisions, kinetic energy is not conserved in inelastic collisions.

Conservation of Energy

The law of conservation of energy states that energy can neither be created nor destroyed but only transformed from one form to another. In the context of collisions, while the total energy of an isolated system is always conserved, the kinetic energy can be partially converted into other forms, particularly in inelastic collisions.

Conservation of Linear Momentum

This principle states that the total momentum of a system remains constant provided no external forces act on it. It applies to all types of collisions, both elastic and inelastic, as momentum is a vector quantity and its conservation is independent of the details of the collision process.

Elastic Collisions

In elastic collisions, not only is momentum conserved, but the total kinetic energy of the system is also conserved. These collisions involve no net conversion of kinetic energy into other forms of energy, making them idealized cases in physics.

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