Displacement from starting point
A roller coaster car moves 248 ft horizontally and then rises 121 ft at an angle of 30° above the horizontal. It then travels 121 ft at an angle of 40° downward. What is its displacement from its starting point? Use graphical techniques.
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The force exerted by the wind on the sails of a sailboat is Fsail = 470 N north. The water exerts a force of Fkeel = 150 N east. If the boat (including its crew) has a mass of 290 kg, what are the magnitude and direction of its acceleration?
What is the terminal speed for an 78.0kg skier going down a 43.0 degree snow-covered slope on wooden skis (mu_k= 0.060)? Assume that the skier is 1.80m tall and 0.500m wide.
Teacher's note: Since many relationships and cardinalities are determined by an organization's business rules, some students will produce E-R diagrams that are different from those presented here. You can use this problem to illustrate how business r
The process of using a cleansing technique to mechanically remove and reduce microorganisms and debris to safe level is?
Different distances from the axis of rotation. If you release the hanging blocks simultaneously from rest, and if the ropes do not slip, which block lands first?
Determine (a) the capacitance and (b) the maximum voltage that can be applied to a Teflon-filled parallel- plate capacitor having a plate area of 175 cm2 and an insulation thickness of 0.040 0 mm.
Design and write a payroll program that will prompt the user to enter an employee's hourly pay rate and the number of hours worked. Validate the user's input so that only the pay rates in the range of $7.50 and $18.25 and hours in the range of 0 thro
A ship sets out to sail to a point 234 km due north. An unexpected storm blows the ship to a point 74 km due east of its starting point. How far must it now sail to reach its original destination?
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