To stretch an ideal spring 9.00 cm from its unstretched length, 19.0 J of work must...

Question

Question

To stretch an ideal spring 9.00 cm from its unstretched length, 19.0 J of work must be done.

Part A

What is the force constant of this spring?

Express your answer with the appropriate units.

Part B

What magnitude force is needed to stretch the spring 9.00 cm from its unstretched length?

Express your answer with the appropriate units.

Part C

How much work must be done to compress this spring 4.00 cm from its unstretched length?

Express your answer with the appropriate units.

Part D

What force is needed to compress the spring this distance?

Express your answer with the appropriate units.

Answer 1

Answer #1

K 9 J = 46913 N/m CO.09) N/m Ans CA F = Cm O09 m La N C) 3.75 J 4cm0.om

Answer 2

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