Recent content by denverhockeyfan

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    Energy with inflation of Balloon problem

    Homework Statement A balloon is being inflated to its full extent by heating the air inside it. In the final stages of this process, the volume of the balloon changes from 4.00 x 106 L to 4.50 x 106 L by the addition of 1.3 x 108 J of energy as heat. Assuming that the balloon expands...
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    General Physics Problem (Velocitys)

    . Homework Statement A hare and a tortoise compete in a race over a course of 1.00km long. The tortoise crawls straight and steadily at its max speed of 0.200 m/s toward the finish line. the hare runs at its max speed of 8.00 m/s toward the goal for .800km and then stops to taunt the tortoise...
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    Proving Convergence Using the Squeeze Theorem: A Brief Guide

    Homework Statement Use the squeeze theorem to prove the sequence converges to 0. (Given the lim 1/n=0 and 1/n^2=0. A) cos n pi / n^2 B) ((-1)^n) ln(n) / n^2 I know you have to show that the sequence "squeezes" between the two given above, but I am having problems doing so, any help would be...
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    Newton's Law of Cooling of porridge

    Homework Statement A smaller bowl of porridge served at 200 degres F cools to 160 degres in 1 min. What tempature (too cold) will this porridge be when the bowl of exercise 27 has reached 120 degres F (just right)? Homework Equations y(prime)(t)=k((y(t)-T sub a ) y(t)=Ae^(kt)+T sub a...
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