When a 020-Kg Block Is Suspended from a Vertically Hanging Spring, It

question 47

Multiple Choice

When a 0.20-kg block is suspended from a vertically hanging spring, it stretches the spring from its original length of 0.040 m to 0.045 m. The same block is attached to the same spring and placed on a horizontal, frictionless surface as shown. The block is then pulled so that the spring stretches to a total length of 0.15 m. The block is released at time t = 0 s and undergoes simple harmonic motion.
-What is the frequency of the motion?

• A)0.50 Hz
• B)1.0 Hz
• C)5.0 Hz
• D)7.0 Hz
• E)44 Hz

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