Users' questions

How does the motion of projectile compare to the motion of a free falling body?

How does the motion of projectile compare to the motion of a free falling body?

What is the difference between Free Fall and Projectile Motion? Free fall can only occur under gravity, but projectile motion can occur under any force field. Free fall is a special case of projectile motion where the initial velocity is zero.

What is the motion of a projectile in free fall?

The object will move forward, and upward or downward—perhaps upward and then downward—while continuing to move forward. In all cases of freefall, the motion of the object (typically referred to as the projectile when freefall is under consideration) all takes place within a single vertical plane.

What is true about a freely falling body and a projectile?

a. TRUE – Free-falling objects, like projectiles, are objects upon which the only significant force is gravity. TRUE – The only force on a projectile is gravity; air resistance must not be present or must not have an influence upon the motion of the projectile.

What is least speed in a projectile?

Expert Answer:

  • lowest speed of projectile motion is when the object reaches the maximum height.
  • At the point of maximum height vertical component of velocity is zero and the particle has only horizontal component.
  • Hence lowest speed of the object in projectile motion is ( 5 cos30 ) m/s , i.e. 5×√3/2 = 4.33 m/s.

Is the vertical motion of a projectile comparable to the motion of falling object?

Vertical Component Page 19 Vertical Component The vertical component of a projectile’s velocity is like the motion for a freely falling object.

Is the vertical motion of a projectile comparable with the vertical motion of a falling object?

Explanation: Vertical motion is completely (and unexpectedly) independent of horizontal motion, so an object in free fall and one fired horizontally from the same height reach the ground at exactly the same time if we can discount air resistance.

Is the motion of a freely falling body an example of projectile motion?

The definition of free fall is that an object is undergoing downward acceleration under the influence of only gravitational force. Hence, projectile motion can be considered as free fall as it is falling due to gravity alone. We can say the converse is true but with 0 horizontal velocity.

Is a projectile in free fall?

An object in free fall is called a projectile.

What type of motion is exhibited by a freely falling body?

uniformly accelerated motion
Thus we can say that a freely falling body is having a uniformly accelerated motion. The answer is: uniformly accelerated motion. There will be a variation in the value of acceleration due to gravity as the place varies.

What is Freefall write the equations of motion for free fall?

Imagine an object body is falling freely for time t seconds, with final velocity v, from a height h, due to gravity g. It will follow the following equations of motion as: h= \frac{1}{2}gt^2. v²= 2gh….The formula for free fall:

h Height traveled
t Time taken

At what part of its path does a projectile travel the slowest?

At what point in its path does a projectile have minimum speed? At the top of its path. If launched vertically, it’s speed at the top is zero. If launched at an angle, the vertical component of velocity is zero, and the horizontal velocity is the d=same as when it was launched.

How do you find minimum speed in projectile motion?

Separately, we know that, for a projectile for a given range R (on the same level), the minimum launch velocity is given by v∗=√gR. Assume that, for another given range r, the minimum launch velocity is w∗=√gr. Substituting in (1) gives k=√Rr, i.e. k is the geometric mean of R and r.

What’s the difference between a projectile and a free fall?

The motion of an object, which is projected or thrown, is known as the projectile motion. The projectile motion can take place in any situation. Under a gravitational field when the air resistance is not present, projectile motion can be considered as a free fall.

What kind of motion is a projectile in physics?

Projectile motion is the motion of an object thrown or projected into the air, subject to only the acceleration of gravity. The object is called a projectile, and its path is called its trajectory. The motion of falling objects, as covered in Problem-Solving Basics for One-Dimensional Kinematics, is a simple one-dimensional type

How is the motion of a free falling object described?

An object that is moving only because of the action of gravity is said to be free falling and its motion is described by Newton’s second law of motion. With algebra we can solve for the acceleration of a free falling object. The acceleration is constant and equal to the gravitational acceleration g which is 9.8 meters per square second…

Is the trajectory of a projectile always parabolic?

This is the Equation of Trajectory in projectile motion, and it proves that the projectile motion is always parabolic in nature. We know that projectile motion is a type of two-dimensional motion or motion in a plane. It is assumed that the only force acting on a projectile (the object experiencing projectile motion) is the force due to gravity.