An 80-Kg Fireman Slides Down a 3-Meter Pole by Applying

question 48

Multiple Choice

An 80-kg fireman slides down a 3-meter pole by applying a frictional force against the pole using his hands.If he slides from rest and he land on the ground with a speed of 6.00 m/s,the frictional force his hands applied against the pole was

• A)423 N.
• B)581 N.
• C)735 N.
• D)305 N.
• E)912 N.

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Definitions:

Control Condition

In experimental research, a standard against which the effects of a treatment are compared, often involving no treatment or a placebo.

Fake Pill

Also known as a placebo, it is a pill without active medical ingredients, used in research to test the effectiveness of treatments.

Statistically Significant

A mathematical measure that indicates that the likelihood of a certain finding or result occurring by chance is highly unlikely.

Sample Size

The number of participants or observations included in a study, which impacts the study's ability to detect effects and generalize findings.