What is the acceleration of the coin after being dropped?

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Homework Help Overview

The problem involves a scenario where a passenger drops a coin from a moving lift, and the task is to calculate the acceleration of the coin as observed from the ground. The context is centered around concepts of acceleration and forces acting on objects in motion.

Discussion Character

  • Exploratory, Assumption checking, Conceptual clarification

Approaches and Questions Raised

  • Participants express doubts about the calculated acceleration of 11.5 m/s² and seek clarification on the reasoning behind it. Questions are raised regarding the forces acting on the coin after it is dropped and the implications of the lift's downward acceleration.

Discussion Status

The discussion is ongoing, with participants questioning the assumptions made in the calculations and exploring the forces at play. Some guidance has been offered regarding the need to show work for better assistance.

Contextual Notes

There is an emphasis on understanding the forces acting on the coin and how the lift's acceleration influences the situation. Participants are encouraged to clarify their reasoning and assumptions to facilitate further discussion.

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Homework Statement



An observer Y, on the ground floor of a building watches a glass fronted lift moving downwards .The magnitude of the acceleration of the lift as it moves downwards is 1.5m.s2 .A passenger X inside the lift drops a coin. Relative to observer Y,

Calculate the magnitude of the acceleration of the coin in ms2, after being dropped.

Homework Equations

The Attempt at a Solution


The answer that I got is 11.5m/s2 but I have my doubts about it
 
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Lesegp said:

Homework Statement



An observer Y, on the ground floor of a building watches a glass fronted lift moving downwards .The magnitude of the acceleration of the lift as it moves downwards is 1.5m.s2 .A passenger X inside the lift drops a coin. Relative to observer Y,

Calculate the magnitude of the acceleration of the coin in ms2, after being dropped.

Homework Equations

The Attempt at a Solution


The answer that I got is 11.5m/s2 but I have my doubts about it
We cannot help if you do not show your work.
 
Lesegp said:

Homework Statement



An observer Y, on the ground floor of a building watches a glass fronted lift moving downwards .The magnitude of the acceleration of the lift as it moves downwards is 1.5m.s2 .A passenger X inside the lift drops a coin. Relative to observer Y,

Calculate the magnitude of the acceleration of the coin in ms2, after being dropped.

Homework Equations

The Attempt at a Solution


The answer that I got is 11.5m/s2 but I have my doubts about it

What causes acceleration?
 
PeroK said:
What causes acceleration
A force applied to an object at rest causes it to accelerate in the direction of the force.
 
Lesegp said:
A force applied to an object at rest causes it to accelerate in the direction of the force.

And what force(s) act on the coin after it is dropped?
 

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