Ask a New Question

Question

Calculate the hang time of a person who moves horizontally 2.00 m during a 1.23 m high jump.
Express your answer with the appropriate units
13 years ago

Answers

Elena
The motion of jumping person is similar to projectile motion:
H=(Vo)^2•(sinα)^2/2g
L=(Vo)^2•(sin2α)/2g=
=(Vo)^2•(2sinα•cosα)/2g.

2H/L=sinα/cosα,

tanα=2H/L=21.23/2=1.23

α=arctan1.23=50.9°

Vo=sqr(2gH)/ sinα=6.33 m/s.
t=2Vo•sinα/g=1 s.
13 years ago

Related Questions

the general "hang time" of a punt is measured to be 4.5sec. if the ball was kicked @ an angle of 63d... The "hang time" of a punt is measured to be 4.00 s. If the ball was kicked at an angle of 53.0° abov... Calculate the hang time of an athlete who jumps a vertical distance of 0.75 meter. The hang-time of a basketball player who jumps a vertical distance of 2 feet (0.61 m) is about 0.70... The total hang time T in seconds, is given by T(h)=^h/2. Where h is the maximum height. If a person... IF HANG TIME FOR A SHOT BY A PROFESSIONAL BASKETBALL PLAYER IS O.85 SECONDS WHAT IS THE VERTICAL DIS... Hang time? If a basketball player has a vertical leap of about 30 inches, what is his hang time?... Calculate a person's hang time if he moves horizontally 2 m during a 1.39 m high-jump. Find the hang time for a golf ball hit 150 feet into the air. The time T in seconds is given by the... Bot help, I am doing hang time and I can’t get this word, M O _ _ _ A _ E
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use