You have one steel rod and one copper rod with the same cross sectional area ( 4 cm2 ) and both of them are under a force of 200 N. Supposed that you model them using FEA to find the internal forces. How much do you expect the stress values differ

Of is j/kg·k. if a 2.6 kg of isk to k,is ?

Use the ratio form of kepler’s third law, = , and the data provided to determine the time it takes mars to orbit the sun. round your answer to the nearest tenth. earth’s orbital period = 1.0 earth year earth’s distance from the sun = 1.0 au mars’s distance from the sun = 1.5 au it takes mars about ⇒ 1.8 earth years to orbit the sun.

5400 j of energy are given off when a 50 g of aluminum pan changes temperature. does the temperature of the pan increase or decrease and by how much?