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if a force of 100N stretches a spring by 0.1cm find. a.the elastic constant b.the work done in stretching the spring 0.3cm if t...Asked by Gabriel
If a force of 100n stretches a spring by 0.1cm. Find
(A) the elastic constant
(B) the work done in stretching the spring 0.3cm if the elastic limit is not exceeded
(A) the elastic constant
(B) the work done in stretching the spring 0.3cm if the elastic limit is not exceeded
Answers
Answered by
oobleck
(A) since F = kx, k = 100N/0.1cm = 1000N/cm
now use that to to (B)
now use that to to (B)
Answered by
Ireoluwa Fodeke
a)Since F = ke,
k= F/e,
But 0.1cm =0.001m
k = 100N/0.001m = 100,000N/m or 100,000Nm–¹ or 10×10⁵Nm‐¹
b)W=½Ke²
½ × 100000 × 0.003 ×0.003
0.45Nm
0.45Joules(J)
k= F/e,
But 0.1cm =0.001m
k = 100N/0.001m = 100,000N/m or 100,000Nm–¹ or 10×10⁵Nm‐¹
b)W=½Ke²
½ × 100000 × 0.003 ×0.003
0.45Nm
0.45Joules(J)
Answered by
Adewale
A force e/s 0.8n stretches an elastic spring by 2cm find the elastic constant of the spring
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