Q&A

How far will the cannon ball fly horizontally before it strikes the ground?

How far will the cannon ball fly horizontally before it strikes the ground?

The cannon ball will fly 320 m before hitting the ground.

What is the horizontal velocity of the cannon ball?

20 m/s.
Suppose that the cannonball is launched horizontally with no upward angle whatsoever and with an initial speed of 20 m/s….

Time Horizontal Velocity Vertical Velocity
0 s 73.1 m/s, right 19.6 m/s, up
1 s 73.1 m/s, right 9.8 m/s, up
2 s 73.1 m/s, right 0 m/s
3 s 73.1 m/s, right 9.8 m/s, down

What is the horizontal acceleration of a cannonball launched horizontally?

If there were no gravity, the cannonball would continue in motion at 20 m/s in the horizontal direction. Yet in actuality, gravity causes the cannonball to accelerate downwards at a rate of 9.8 m/s/s….Projectile Motion Notes.

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Time Horizontal Velocity Vertical Velocity
5 s 20 m/s, right 49.0 m/s, down

How do you find distance traveled horizontally?

Horizontal distance can be expressed as x = V * t . Vertical distance from the ground is described by the formula y = – g * t² / 2 , where g is the gravity acceleration and h is an elevation.

What is the period of an object that make six revolutions minute?

What is the period of an object that makes 6 revolutions a minute? Answer is 10 seconds.

How do you find horizontal and vertical velocity?

The horizontal velocity component Vx is equal to V * cos(α) . The vertical velocity component Vy is equal to V * sin(α) .

What is horizontal acceleration?

Horizontal is easy, there is no horizontal acceleration, so the final velocity is the same as initial velocity (5 m/s). To find the vertical final velocity, you would use a kinematic equation. You have vertical displacement (30 m), acceleration (9.8 m/s^2), and initial velocity (0 m/s).

What is the initial horizontal velocity of a pool ball?

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To illustrate the usefulness of the above equations in making predictions about the motion of a projectile, consider the solution to the following problem. A pool ball leaves a 0.60-meter high table with an initial horizontal velocity of 2.4 m/s.

How do you determine the initial velocity of a soccer ball?

Determine the initial horizontal velocity of the soccer ball. A projectile is launched at an angle to the horizontal and rises upwards to a peak while moving horizontally. Upon reaching the peak, the projectile falls with a motion that is symmetrical to its path upwards to the peak.

What is the equation for vertical motion of a projectile?

Equations for the Vertical Motion of a Projectile For the vertical components of motion, the three equations are y = viy•t + 0.5*a y *t2 vfy = viy + a y •t

What are the possible unknowns of projectile motion?

A projectile is launched with an initial horizontal velocity from an elevated position and follows a parabolic path to the ground. Predictable unknowns include the initial speed of the projectile, the initial height of the projectile, the time of flight, and the horizontal distance of the projectile. Examples of this type of problem are