A projectile is fired from the edge of a cliff as shown in the figure. The initial velocity components are 940 m/s (horizontal)and 96 m/s (vertical). The projectile reaches maximum height at point P and then falls and strikes the ground at point Q. How high is point P above point Q, assuming no air resistance?
A)470 m
B)490 m
C)45,000 m
D)940 m
E)90,000 m

Question

A projectile is fired from the edge of a cliff as shown in the figure. The initial velocity components are 940 m/s (horizontal)and 96 m/s (vertical). The projectile reaches maximum height at point P and then falls and strikes the ground at point Q. How high is point P above point Q, assuming no air resistance? 
A)470 m 
B)490 m 
C)45,000 m 
D)940 m 
E)90,000 m

Quizplus · Accepted Answer

The Answer of A projectile is fired from the edge of a cliff as shown in the figure. The initial velocity components are 940 m/s (horizontal)and 96 m/s (vertical). The projectile reaches maximum height at point P and then falls and strikes the ground at point Q. How high is point P above point Q, assuming no air resistance? 
A)470 m 
B)490 m 
C)45,000 m 
D)940 m 
E)90,000 m

A Projectile Is Fired from the Edge of a Cliff