A spring whose natural length is 10cm exerts a force of 52N when stretched to a length of 15cm. (a) Find the spring constant (in newtons/meter). k = N/m

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A spring whose natural length is 10cm exerts a force of 52N when stretched to a length of 15cm.
(a) Find the spring constant (in newtons/meter).
N/m
%3D
(b) Find the work that is done in stretching the spring 4 cm beyond its natural length.
Round your answers to four decimals, if necessary.
Work =i
J
(c) Find the work done in stretching the spring from a length of 15cm to a length of 20cm.
Round your answers to four decimals, if necessary.
Work =
J
Transcribed Image Text:A spring whose natural length is 10cm exerts a force of 52N when stretched to a length of 15cm. (a) Find the spring constant (in newtons/meter). N/m %3D (b) Find the work that is done in stretching the spring 4 cm beyond its natural length. Round your answers to four decimals, if necessary. Work =i J (c) Find the work done in stretching the spring from a length of 15cm to a length of 20cm. Round your answers to four decimals, if necessary. Work = J
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