A 400 Kg Mass Is Connected to a Spring with a a Spring

question 56

Multiple Choice

A 4.00 kg mass is connected to a spring with a spring constant of 9.00 N/m. The velocity is given by the expression v(t) = (12.8 cm/s) cos(ω t + π/4) . What is the maximum acceleration of the mass?

• A) 13.6 cm/s²
• B) 16.2 cm/s²
• C) 19.2 cm/s²
• D) 20.2 cm/s²
• E) 24.5 cm/s²

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Describe the innate and adaptive immunity mechanisms and their differences.

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