Initial speed of golf ball in the horizontal direction is
Initial speed of golf ball in the vertical direction is
Height of the cliff is
a)
using
Time during which the ball is in air is
b)
Horizontal distance from the cliff at which the ball strikes water is
c)
using
that is
that is
For each of the following textbook problems (ch3) use the projectile motion equation to determine the...
9. A golf ball rolls off a horizontal cliff with an initial speed of 11.4 m/s. The ball falls a vertical distance of 15.5 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water? Provide your work below, and you must draw a diagram of the problem.
c) A dolphin leaps out of the water at an angle of 36° above the horizontal. The horizontal component of the dolphin's velocity is 9.0 m/s. Find the magnitude of the vertical component of the velocity. d.) A golf ball rolls off a horizontal cliff with an initial speed of 12.9 m/s. The ball falls a vertical distance of 15.5 m into a lake below. How much time does the ball spend in the air? Don't do this part, I...
A golf ball rolls off a horizontal cliff with an initial speed of 10.7 m/s. The ball falls a vertical distance of 12.2 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water?
A golf ball rolls off a horizontal cliff with an initial speed of 10.2 m/s. The ball falls a vertical distance of 15.3 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water?
A golf ball rolls off a horizontal cliff with an initial speed of 14.9 m/s. The ball falls a vertical distance of 12.5 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water?
A golf ball rolls off a horizontal cliff with an initial speed of 12.6 m/s. The ball falls a vertical distance of 12.5 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water?
A golf ball rolls off a horizontal cliff with an initial speed of 11.0 m/s. The ball falls a vertical distance of 13.7 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just before it strikes the water? (Write on paper)
A golf ball rolls off a horizontal cliff with an initial speed of 10.8 m/s. The ball falls a vertical distance of 12.0 m into a lake below. (a) How much time does the ball spend in the air? ______ s (b) What is the speed v of the ball just before it strikes the water? ______ m/s
A golf ball rolls off a horizontal cliff with an initial speed of 13.8 m/s. The ball falls a vertical distance of 16.0 m into a lake below. (a) How much time does the ball spend in the air?
6. An astronaut ona distant planet wants to determine its acceleration due to gravity. The astronaut throws a rock straight up with a velocity of +15 m/s and measures a time of 20.0 s before the rock returns to his hand. What is the acceleration (magnitude and direction) due to gravity on this planet? See Diagram below: 20.0s v,15 m/s Show your work below: 7. Problem using vectors: A sailboat sails for 1 hr at 4 km/hr (relative to the...