User:W380awn

Project 2 Question
{If M1 is 3.2kg, and M2 is 4.9kg, and they are on an incline of 23 degrees where there is no friction, what should the external force be to accelerate the objects at 8.75m/s^2 up the incline?? -a) 89.69 N. -b) 95.81 N. +c) 101.92 N. -d) 108.04 N. -e) 114.15 N.
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{If a person with a mass 70kg, is on an elevator that accelerates up for one second at 3.25m/s^2, what would a scale read their weight as when they are accelerating up (gravity = 9.81)?? -a) 890.69 N. -b) 900.81 N. -c) 910.92 N. +d) 914.20 N. -e) 920.15 N.
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Project 3 Questions
{How much would a spring at a height of 1 meter (with a spring constant of 2000N/m) compress, if a 2.5kg mass was launched by a spring at the bottom with a spring constant of 5432N/m compressed .5 m?} - a) 7.33E-01 - b) 7.84E-01 - c) 8.39E-01 + d) 8.09E-01 - e) 9.60E-01

{At what angle should a mechanic apply a force of 150N on a wrench 25cm long if he wants to achive a torque of 34N/m on a bolt?} - a) 26.01 degrees - b) 35.68 degrees - c) 45.47 degrees - d) 55.29 degrees + e) 65.05 degrees