Question
Explain elastic and inelastic collision. For head on elastic collision, obtained expressions for the velocities of the colliding particles after the collision. Also mention the special conditions of collision.
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|
Substance
|
Atomic Mass(u)
|
Density $(10^3kgm^{-3})$
|
|
Carbon (diamond)
Gold
Nitrogen (liquid)
Lithium
Fluorine (liquid)
|
12.01
197.00
14.01
6.94
19.00
|
2.22
19.32
1.00
0.53
1.14
|

| a. | $\frac{\text{mg}}{4}<\text{F}<\frac{\text{mg}}{2}$ | i. | Cube will move up. |
| b. | $\text{F}>\frac{\text{mg}}{2}$ | ii. | Cube will not exhibit motion. |
| c. | $\text{F}>\text{mg}$ | iii. | Cube will begin to rotate and slip at A. |
| d. | $\text{F}=\frac{\text{mg}}{4}$ | iv. | Normal reaction effectively at $\frac{\text{a}}{3}$ |
