Two Objects Have Masses M and 5m,respectively

question 39

Multiple Choice

Two objects have masses m and 5m,respectively.They both are placed side by side on a frictionless inclined plane and allowed to slide down from rest.

• A) It takes the lighter object 5 times longer to reach the bottom of the incline than the heavier object.
• B) It takes the lighter object 10 times longer to reach the bottom of the incline than the heavier object.
• C) It takes the heavier object 5 times longer to reach the bottom of the incline than the lighter object.
• D) It takes the heavier object 10 times longer to reach the bottom of the incline than the lighter object.
• E) The two objects reach the bottom of the incline at the same time.

---

Definitions:

Significance Testing

A statistical method used to determine if the relationship between variables is due to chance or is statistically significant.

T-Test

A statistical analysis designed to evaluate whether the average values of two groups differ significantly.

Degrees of Freedom

The number of values in a calculation that are free to vary without violating any constraints.

Significant Result

A statistical outcome that indicates a low probability of observing the obtained findings by chance, suggesting the result is not due to random variation.