Find that what is the force constant of the spring

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Q. A 0.31kg mass attached to a spring undergoes simple harmonic motion with a period of 0.72s.

What is the force constant of the spring?

Q. A 30.0 capacitor initially charged to 30.0 is discharged through a 1.40 resistor. How long does it take to reduce the capacitor's charge to 2.00 ?

Reference no: EM1346676

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