Avariable force of 4xâ2 pounds moves an object along a straight line when it is x feet from the origin. calculate the work done in moving the object from x = 1 ft to x = 12 ft. (round your answer to two decimal places.) 3.67 correct: your answer is correct. ft-lb

Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?