A Block on a Frictionless, Horizontal Surface Is Attached to One

question 89

Multiple Choice

A block on a frictionless, horizontal surface is attached to one end of a spring that is also attached to the wall on the opposite end. When stretched away from equilibrium by 15 cm and released, the block oscillates with a period of 0.25 s. If the mass of the block is 15 kg, what force was required to stretch the spring by the initial 15 cm?

• A) 230 N
• B) 450 N
• C) 710 N
• D) 360 N
• E) 1400 N

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Refers to a precise location, often used in medical contexts to describe the exact location of a disease, condition, or injury within the body.

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A genetic disorder that causes tumors to form on nerve tissue, including the brain and spinal cord.

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Dehydration

A condition resulting from excessive loss of body water.