V 2 vx 2 vy 2 so v 13 km hr tan 1 12 5 ø 67 38 to the bank of the river. Thats the angle to determinate the direction nsew you can draw the angle and it will be northwest.
θ arctan vy vx 47 42.
Tan 1 vy vx. 5 during a thunderstorm a tornado lifts a car to a height of 125 m above the ground. Vx and vy form the two legs of a triangle. Theta tan 1 vy vx because it is asking speed.
Now initially vx vg. So angle of deviation theta tan 1 vy vx tan 1 eel m vg 2. The numerical information in both the diagram and the table above further illustrate the two key principles of projectile motion there is a horizontal velocity that is constant and a vertical velocity that changes by 9 8 m s each second.
Join yahoo answers and get 100 points today. Direction of r tan 1 vy vx tan 1 3 72 degrees north of east. Pastebin is a website where you can store text online for a set period of time.
Get your answers by asking now. Therefore at 3 sec. Correct me if i am wrong.
θ tan 1 vy vx babe didrikson holds the world record for the longest baseball throw 296 ft by a woman. Final velocity is 104 7 m s at 17 38 degrees to the ground. Arctan is the same as tan 1 not minus or.
Is the inverse of the tangent. Since uy 0 electron was introduced in x direction then vy at eel mvg. θ tan 1 vy vx tan 1 31 3 100 31 9 degrees to the ground.
Ask question 100. Increasing in strength the tornado flings the car horizontally with an initial speed of 90 m s. The resultant vector is just the hypotenuse.
So d v t 13 125 1 625 km at 67 degrees to the bank of the river 625 km down stream suppose someone is 2 downstream from the hunter s original position and starts 3 minutes after him. For the following questions assume that the ball was thrown at an angle of 45 0 above the horizontal that it traveled a horizontal distance of 296 ft and that it was caught at the same level from which it was thrown. And vy uy at.