Reference no: EM139027

Q1. An artillery shell is fired with the initial velocity of 305 m/s at 67.0° above the horizontal. To clear an avalanche, it explodes on a mountainside 37.0 s after firing. What is the x and y components of the shell where it explodes, relative to its firing point?

Q2. An 845-N sled is pulled a distance of 173 m. The task requires 1.20 x 10^4 J of work and is done by pulling on a rope with the force of 142 N. At what angle is the rope held?