What is the Difference Between Acceleration and Retardation?
🆚 Go to Comparative Table 🆚The main difference between acceleration and retardation lies in the change in velocity of an object over time. Here are the key distinctions between the two concepts:
- Acceleration: This refers to the increase in velocity of an object per unit of time. Acceleration can be positive, zero, or negative, depending on the direction of the velocity change. A positive acceleration indicates an increase in velocity, a zero acceleration indicates no change in velocity, and a negative acceleration indicates a decrease in velocity.
- Retardation: Also known as deceleration or negative acceleration, retardation is the inverse of acceleration and is defined as a decrease in velocity per unit of time. When an object's velocity decreases, its acceleration is negative, which indicates retardation or deceleration.
In summary, acceleration is the increase in velocity over time, while retardation is the decrease in velocity over time. Both concepts involve changes in an object's velocity, but they differ in the direction of the change.
Comparative Table: Acceleration vs Retardation
The key difference between acceleration and retardation (or deceleration) is the change in an object's velocity over time. Here is a table comparing the two concepts:
| Acceleration | Retardation |
|---|---|
| Increase in velocity per unit of time | Decrease in velocity per unit of time |
| Positive acceleration (increasing velocity) | Negative acceleration (decreasing velocity) |
| Can be positive (increasing velocity), zero, or negative (decreasing velocity) | Also known as deceleration or negative acceleration |
| In uniform acceleration, an object moves in a straight line with an increase in velocity at equal intervals of time | Uniform retardation occurs when an object decreases its velocity by the same amount at equal intervals of time |
Acceleration is the increase in an object's velocity per unit of time, while retardation (or deceleration) is the decrease in an object's velocity per unit of time. In other words, acceleration increases an object's speed, whereas retardation reduces an object's speed.
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