A Machine Part Is Vibrating Along the X-Axis in Simple

question 48

Multiple Choice

A machine part is vibrating along the x-axis in simple harmonic motion with a period of 0.27 s and a range (from the maximum in one direction to the maximum in the other) of 3.0 cm. At time t = 0 it is at its central position and moving in the +x direction. What is its position when t = 55 s?

• A) x = -0.43 cm
• B) x = -0.51 cm
• C) x = +0.51 cm
• D) x = -1.3 cm
• E) x = -1.4 cm

---

Definitions:

Blood Vessels

Tubular structures that carry blood throughout the body, including arteries, veins, and capillaries.

Nerves

Bundles of axons in the peripheral nervous system that transmit electrical impulses to and from the brain and spinal cord.

Yellow Bone Marrow

A type of bone marrow primarily made of fat cells, which serves as a store for fats and contributes to the body's energy reserves.

Blood-Forming Cells

Cells found primarily in the bone marrow that develop into red blood cells, white blood cells, and platelets.