A hiker begins a trip by first walking 22.2 km southeast from her base camp. On the second
day, she walks 40.1 km in a direction 65° north
of east, at which point she discovers a forest
ranger's tower.
Determine the y component of the total
displacement.
Answer in units of km.

Avoltage source vs = 10 v is in series with a resistor of 10 kohm. if the source transformation theorem is applied, what will the value of the current source be in ma ?

The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.

J. j. thomson’s experiment disproved the theory that an atom