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QUESTION 2 FIGURE 2.2 FIGURE \( 2.2 \) shows one end of a horizontal spring \( \left(\mathrm{k}-80.0 \mathrm{~N} \mathrm{~m}^{-1}\right) \) is held fixed while an external force is applied to the free end, stretching in slowly frem \( x=0 \mathrm{to} x=4.00 \mathrm{~cm} \). (a) Calculate the work done by the appliod foree on the spring. (b) Calculae the aditional wonk done in stretching the spring from \( x=4.00 \mathrm{~cm} 10 x=7.00 \mathrm{~cm} \). [ \( [5 \) marks Page 4 of 9

          QUESTION 2
FIGURE 2.2
FIGURE \( 2.2 \) shows one end of a horizontal spring \( \left(\mathrm{k}-80.0 \mathrm{~N} \mathrm{~m}^{-1}\right) \) is held fixed while an external force is applied to the free end, stretching in slowly frem \( x=0 \mathrm{to} x=4.00 \mathrm{~cm} \).
(a) Calculate the work done by the appliod foree on the spring.
(b) Calculae the aditional wonk done in stretching the spring from \( x=4.00 \mathrm{~cm} 10 x=7.00 \mathrm{~cm} \).
[ \( [5 \) marks
Page 4 of 9

QUESTION 2
FIGURE 2.2
FIGURE 2.2 shows one end of a horizontal spring (k-80.0 N m^-1) is held fixed while an external force is applied to the free end, stretching in slowly frem x=0 to x=4.00 cm.
(a) Calculate the work done by the appliod foree on the spring.
(b) Calculae the aditional wonk done in stretching the spring from x=4.00 cm 10 x=7.00 cm.
[ [5 marks
Page 4 of 9

Added by Fatimah H.

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