# physics 11

a water bomber flying with a horizontal speed of 85m/s at a height of 3000 m drops a load on a fire below. how far in front of the target fire should the load be released?

1. 👍 0
2. 👎 0
3. 👁 561
1. how long does it take to fall 3000m?
h=1/2 a t^2...
t=sqrt(2*3000/9.8)

distance in front=85m/s*timeabove

1. 👍 0
2. 👎 0
2. it's asking for meters. the answer is 2103m just don't know how to get there.

1. 👍 0
2. 👎 0
3. Lord, I just told you how:
distanceinfront=85*sqrt(2*3000/9.8)

1. 👍 0
2. 👎 0
4. h=1/2 at^2
t^2=(2*3000)/9.8
t^2=612.244898
t=24.74358297sec
d=vt
d=85m/s*24.74358297s
d=2103meters

1. 👍 2
2. 👎 0

## Similar Questions

1. ### Physics

A plane is flying horizontally with speed 193 m/s at a height 2010 m above the ground, when a package is dropped from the plane.The acceleration of gravity is 9.8 m/s^2. 1.What is the horizontal distance from the release point to

2. ### physics

5. A bomber is flying at a height of 9 km at 800 km/h. How far in front of the target should he drop his bombs? show formulas*

3. ### Physics

Two planes are about to drop an empty fuel tank. At the moment of release each plane has the same speed of 135 m/s, and each tank is at the same height of around 2.00km above the ground. Although the speeds are the same, the

4. ### physics

A pelican flying along a horizontal path drops a fish from a height of 5.4m. The fish travels 8.0 m horizontally before it hits the water below. What was the pelican's speed?

1. ### physics

As you hurry to catch your flight at the airport, you encounter a moving walkway that is 85m long and has a speed of 2.2 m/s relative to the ground. If it takes you 68s to cover 85m when walking on the ground, how long will it

2. ### physics

1. A basketball player passes the ball to his teammate at an angle of 40degrees above the horizontal. The ball is released 1.5m above the floor at a speed of 5m/s. Find: a) the maximum height reached by the ball from the floor b)

3. ### physics

an airplane is flying in a horizontal circle at a speed of 430 km/h if its wings are tilted 40 degrees to the horizontal what is the radius of the circle in which the plane is flying? assume that the required force is provided

4. ### MATH

1. A boat traveled 210 miles downstream and back. The trip downstream took 10 hours, the trip back took 70 hours. What is the speed of the boat in still water? What is the speed of the current? 2. Flying to Kampala with a tailwind

1. ### Physics

A pelican flying along a horizontal path drops a fish from a height of 3.3 m. The fish travels 8.2 m horizontally before it hits the water below. What was the pelican's initial speed? The acceleration of gravity is 9.81 m/s^.

2. ### maths --plse help me..

The pilot of an aircraft flying horizontally at a speed of 1200 Km/hr observes an angle of depression of a point on the ground changes from 30 degree to 45 degree in 15 seconds. Find the height of the aircraft at which it is

3. ### physics

A pelican flying along a horizontal path drops a fish from a height of 3.3 m. The fish travels 7.6 m horizontally before it hits the water below. What was the pelicanâ€™s initial speed? The acceleration of gravity is 9.81 m/s 2 .

4. ### Physics

What is the magnitude of the resultant velocity for a bird flying first at a speed of 10m/s North East and then flying to south at a speed of 8m/s?