A Block Is Placed in Oscillation on a Frictionless Horizontal

question 56

Multiple Choice

A block is placed in oscillation on a frictionless horizontal surface attached to a spring that requires 125 N for the block to be stretched 15 cm away from equilibrium.From this position it is released,and oscillates with a period of 0.25 s.What is the mass of the block?

• A) 0.66 kg
• B) 4.1 kg
• C) 1.3 kg
• D) 5.3 kg

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Definitions:

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The growth and development response of plants to mechanical stress or touch.

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Chemical substances produced by plants that regulate growth, development, and responses to environmental stimuli.