A 10-Kg Mass Oscillates Along the X Axis with Simple Harmonic

question 7

Multiple Choice

A 1.0-kg mass oscillates along the x axis with simple harmonic motion. Its position as a function of time is given by x = 2.0 cos $\pi$ t/6 + $\pi$ /3)
Where the units are SI. When t = 2.0 s, the kinetic energy of the mass is

• A) " \(\pi\)²/24 J"
• B) " \(\pi\)²/72 J"
• C) "2 \(\pi\)²/9 J"
• D) "4 \(\pi\)²/9 J"
• E) " \(\pi\)²/4 J"

Determine net proceeds from sales after deducting freight charges.

Apply varying commission rates based on sales thresholds.

Understand basic salary plus commission calculation.

Analyze commission-only payment structures.

---

Definitions:

Secondary A2 Component

A component that is not primary but serves as an additional or supplementary element in various systems or models.

Primary A1 Component

The initial segment of the auditory cortex that processes basic auditory information.

Sometimes-Opponent-Process Theory

A theory suggesting emotional reactions are followed by opposite emotional states; initially applied to psychological explanations of drug addiction.

Unconditioned Stimulus

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