What is the initial speed of the egg?

In summary, the conversation is about a person seeking help with a physics problem involving an egg being thrown vertically from a tall building. The egg misses the cornice and falls a distance of 50.0 m in 5.00 s. The person is unsure of where to begin and if they need equations or a textbook to solve the problem. They also mention conservation of energy and kinematic relationships as possible equations to use. They are also asked about the value and direction of acceleration during the egg's motion.
  • #1
cuttie2nv143
4
0
Im having some problems with this question. Some help would be nice. Thanks.

An egg is thrown nearly vertically upward from a point near the cornice of a tall building. It just misses the cornice on the way down and passes a point a distance 50.0 m below its starting point at a time 5.00 s after it leaves the thrower's hand. Air resistance may be ignored.

What is the initial speed of the egg?
 
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  • #2
Welcome to the forums,

What have you attempted thus far?
 
  • #3
help

i haven't done anything yet, because i don't know where to being.
 
  • #4
At least, what do you think you should start with? :smile:
 
  • #5
cuttie2nv143 said:
i haven't done anything yet, because i don't know where to being.


Do you have any equations, or a textbook that goes trough similar problems in the text etc?

Conservation of energy, kinematic relationsships etc?
 
  • #6
i have equations like x=xo+voxt+1/2axt^2 and vx=vox+axt
 
  • #7
Do you know the value and direction of acceleration at the different parts of the eggs motion?
 

Related to What is the initial speed of the egg?

1. What is the initial speed of the egg?

The initial speed of an egg can vary depending on the circumstances, such as the height from which it is dropped and the surface on which it lands. However, in most cases, the initial speed would be considered to be 0 m/s, as the egg is initially at rest before being dropped.

2. How can the initial speed of an egg be measured?

The initial speed of an egg can be measured by using a device known as a speedometer, which measures the velocity of an object. Alternatively, if the egg is being dropped from a known height, the initial speed can be calculated using the equation v0 = √(2gh), where v0 is the initial speed, g is the acceleration due to gravity (9.8 m/s^2), and h is the height from which the egg is dropped.

3. Will the initial speed of an egg affect its final impact velocity?

Yes, the initial speed of an egg will have an impact on its final impact velocity. The higher the initial speed, the higher the final impact velocity will be, assuming all other variables remain constant. This is because the egg will have more kinetic energy when it reaches the ground, resulting in a higher impact velocity.

4. How does air resistance affect the initial speed of an egg?

Air resistance can have a significant impact on the initial speed of an egg. As the egg falls, it will experience air resistance, which will increase as its speed increases. This means that the egg will reach a maximum speed, known as the terminal velocity, at which the force of air resistance will be equal to the force of gravity. This will then become the egg's new initial speed, and it will continue to fall at a constant speed until it reaches the ground.

5. What other factors can affect the initial speed of an egg?

Aside from the height from which it is dropped and air resistance, other factors that can affect the initial speed of an egg include the shape and weight of the egg, the surface on which it lands, and the presence of any external forces, such as wind. These factors can all impact the egg's acceleration and, therefore, its initial speed.

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