The two forces shown act in the x-y plane of the t-beam cross section. if it is known that the resultant r of the two forces has a magnitude of 2.9 kn and a line of action that lies 17° above the negative x-axis, determine the magnitude of f1 and the orientation θ of f2.

Adelivery truck leaves a warehouse and travels 2.60 km north. the truck makes a left turn and travels 1.25 km west before making another right turn to travel 1.40 km north to arrive at its destination. what is the magnitude and direction of the truck's displacement from the warehouse?

Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *

A100-watt light bulb illuminates a solar cell. the electricity from the solar cell operates a water pump that delivers 1 watt of power. what is the efficiency of the system?