29 Answered Questions for the topic Projectile

Projectile Math Physics

11/05/20

#### I need help with this physics question please I cannot solve it. Please explain your work if you don't mind.

A F-35 jet fighter moving horizontally at 200 m/s drops a missile, the missile immediately fires its engine, accelerating at 20 m/s^2 in the x-direction while it makes a free fall in the... more
Projectile Math Science Physics

10/09/20

#### I need help with this problem in depth please

A projectile is shot from the edge of a cliff 125m above ground level with an initial speed of 65 m/s at an angle of 0 above the horizontal. ﻿a) Determine the time taken by the projectile to hit... more
Projectile Math Science Physics

10/09/20

#### i've spent hours trying to figure this out but i can't

1) A tiger leaps horizontally from a 6.5m height rock with a speed of 3.5m/s. How far from the base of the rock will the tiger land? The tiger will land 4 meters away from the rock2) A projectile... more
Projectile Physics Forces Vectors

07/30/19

#### Understanding the trajectory of a projectile?

It is stated that a projectile's motion can be divided into individual vectors. Now according to the laws of physics, the forces acting in the y-direction will never cancel or affect the force... more

10/31/17

#### How can I show that the range of a projectile will be the same for two complementary angles using trig identities?

How can I show that the range of a projectile will be the same for two complementary angles using trig identities?

10/16/17

#### Projectile motion - solving for launch velocity

A ball is hit at an initial velocity, 30° (above the horizontal) off a 20 m high cliff. Solve for the launch velocity given that the ball hits the ground at a speed of 25.1 m/s

10/11/17

#### Frankie shot an artillery shell at a 40 degree angle. The shell had a muzzle velocity of 230 m/s. How far did the shell go before it hit the ground?

I believe these are the knowns: X- Vxi= 230cos40 (176.19), vxi = vxf, ax=0. Y- Vyi= 230sin40 (147.84) vyf= -147.84, ay= -9.8. I used the equations vyf=vyi + at, to find t. I used Δx=vxit + .5at2. I... more
Projectile

10/09/17

#### Spring Projectile

you design a clever, spring-loaded, buried cannon that fires a dodgeball. The cannon is frictionless and buried in the ground at an angle θ=49.7° with respect to the horizontal. Inside the cannon... more

10/03/17

#### A seemingly impossible projectile motion problem

A bomber flies at a speed of 60 m/s, 1100 m above the ground. With its target 900 m away horizontally (on the ground), what is the vertical launch speed needed to drop the bomb to reach its target?
Projectile

08/03/17

#### At what maximum height will a baseball reach if it is thrown and received at an initial height of 5 feet between a distancel

At what maximum height will a baseball reach if it is thrown and received at an initial height of 5 feet between a distance of 120 feet? The ball was launched 30 degrees with the Horizontal
Projectile Physics Laws Of Motion

02/04/17

#### Projectile Question on Range

A projectile is thrown with speed 50√2 m/s at angle of 45° with horizontal. At the highest point it explodes into three fragments of equal mass of which one of the fragment retraces its path,the... more
Projectile Physics

12/03/16

#### Is the launch velocity of a projectile shot an angle higher compared to a projectile launched horizontally?

This is assuming that there is no air resistance. Also, it is launched by the same launcher.

10/06/16

company uses c(x)=-4.5x^2+150x to represent customers and x to represent weeks. how many weeks can the company expect no new customers?
Projectile Physics Velocity

09/25/16

#### Physics Projectile Motion

Question: A landscape architect is planning an artificial waterfall in a city park. Water flowing at 1.75 m/s will leave the end of a horizontal channel at the top of a vertical wall h = 3.35 m... more

05/25/16

#### Finding minimum distance between two particles ( kinematics)

A particle is dropped from the building of height 100m and another particle was projected at an angle 60° with the horizontal with intial velocity u=60m/s at the same time. Find the minimum... more
Projectile Physics Mechanics

04/23/16

#### projectile, force of cannon

1. Assume that every projectile fired by a toy cannon experiences a constant net force F along the entire length of the barrel. If a projectile of mass m leaves the barrel of the cannon with a... more
Projectile Math Science Physics

12/13/15

The question is...   A projectile is shot from the edge of a cliff h = 285 m above ground level with an initial speed of v0 = 125 m/s at an angle of 37.0° with the horizontal, as shown in the... more
Projectile

11/02/15

#### How tall is the building?

A 0.43 kg rock is projected from the edge of the top of a building with an initial velocity of 11.1 m/s at an angle 50? above the horizontal. Due to gravity, the rock strikes the ground at a... more
Projectile

10/23/15

#### How long does it take for the projectile to reach its target?

answer in units of s. (Assume no friction). (This is part three of the cannon question).
Projectile

10/23/15

#### How high is the highest point of the trajectory?

answer in units of m. (Part two to my last question on the cannon).
Projectile

10/23/15

#### What is the magnitude of the initial velocity?

a cannon sends a projectile towards a target a distance 1570m away. The initial velocity makes an angle 22 degrees With the horizontal. The target is hit. Acceleration of gravity is 9.8m/s2 And... more
Projectile

10/23/15

#### Find its horizontal range

(this is part two to the last question I asked about the artillery shell).
Projectile

10/23/15

#### Find the total time of the shell

an artillery shell is fired at an angle of 62.9 degrees above the horizontal ground with an initial speed of 1680 m/s. Acceleration of gravity is 9.8 m/s2. Neglect air resistance. Answer in units... more

10/19/15

#### Physics Help

Samantha fires a rubber band from a balcony 20m high at an angle of 30° above the horizontal. It strikes the ground 10.4s later.   a) Find the initial speed   b) Find the magnitude and... more
Projectile

05/10/15

#### find initial velocity with the given: time=1.37s, gravity accelaration=-9.8m/s^2,distance=-1.0m

its about projectiles but im using one of the kinematics formula d=vi(t)+(1/2)(a)(t)^2 to find initial velocity but im having hard time with it.
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