What is the change in potential energy of spring
A spring whose stiffness is 1020 N/m has a relaxed length of 0.46 m. If the length of the spring changes from 0.31 m to 0.87 m, what is the change in the potential energy of the spring?
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Why do production and consumption represent "just part" of an economic system? Why is there a need for environmental public policy?
Which sociological perspective would be most interested in studying how the introduction of an affirmative action program in a factory affects workplace relationships among employee?
A parallel-plate capacitor has a plate area of 0.2 m^2 and a plate separation of 0.1 mm. If the charge on each plate has a magnitude of 4 × 10^-6 C the potential difference across the plates is approximately:
Estimate the concentration of CO at 6pm if there was no CO in the air at 4pm. Assume that CO is conservative and that there is instantaneous and complete mixing in the box.
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Describe the local and surrounding ecologies and environments in France o List the specific factors that distinguish the local ecology and environment of france o Discuss how human activities have affected your local ecosystems o De
An electron, initially at rest is accelerated through a potential difference of 450 V. What is the speed of the electron due to this potential difference?
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