An Object Is Moving on a Circular Path of Radius $\pi$

question 39

Multiple Choice

An object is moving on a circular path of radius $\pi$ meters at a constant speed of 4.0 m/s.The time required for one revolution is:

• A)"2/\(\pi\)² s"
• B)"\(\pi\)²/2 s"
• C)"\(\pi\)/2 s"
• D)"\(\pi\)²/4 s"
• E)"2/\(\pi\) s"

---

Definitions:

Variable-interval

A schedule of reinforcement where a response is rewarded after an unpredictable amount of time has passed, in behavioral psychology.

Classical Conditioning

A learning process that occurs when two stimuli are repeatedly paired; a response that is at first elicited only by the second stimulus is eventually elicited by the first stimulus alone.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with the unconditioned stimulus, eventually triggers a conditioned response.

Unconditioned Stimulus

A stimulus that naturally and automatically triggers a response without the need for prior learning.