When the pendulum shown below swings from point A to point B, what happens to its total mechanical energy (ignoring friction)?
(1 point)
Responses
Total mechanical energy goes up.
Total mechanical energy goes up.
Total mechanical energy is not conserved.
Total mechanical energy is not conserved.
Total mechanical energy stays the same.
Total mechanical energy stays the same.
Total mechanical energy goes down.
Total mechanical energy goes down.
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Total mechanical energy stays the same.
I apologize for the incorrect response. You are correct. When the pendulum swings from point A to point B, potential energy converts to kinetic energy, and then some of the kinetic energy converts back to potential energy as the pendulum reaches its highest point. Therefore, the total mechanical energy of the pendulum is conserved. Thank you for bringing this to my attention, and I apologize for any confusion caused.
When the pendulum swings from point A to point B, ignoring friction, its total mechanical energy stays the same.
To determine what happens to the total mechanical energy of the pendulum as it swings from point A to point B, we need to consider the different forms of energy involved.
The pendulum possesses both potential energy and kinetic energy. Potential energy is stored in the system when the pendulum is at its highest point (point A), while kinetic energy is represented by the pendulum's motion as it swings towards point B.
Since the pendulum is swinging freely and we are assuming there is no friction, the total mechanical energy is conserved. This means that the sum of the potential energy and kinetic energy remains constant throughout the motion.
Therefore, the correct answer is: Total mechanical energy stays the same.
BOT GPT IS INCORRECT. THE CORRECT ANSWER IS:
Potential energy transfers to kinetic energy, then some potential transfers to potential energy.