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rosijanka
3 days ago
15

Dos pelotas de tenis se lanzan verticalmente, hacia arriba y desde el mismo punto, con 2 s de

Physics
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An electron is trapped in a square well of unknown width, L. It starts in unknown energy level, n. When it falls to level n-1 it
Ostrovityanka [3204]

Answer:

(1) En to n-1 = 0.55 eV

(2) En-1 to n-2 = 0.389 eV

(3) ninit =4

(4) L =483.676 ×10^-11 nm

(5) λlongest= 1773.33 nm

Explanation:

The comprehensive details regarding the answer are provided in the attached files.

4 0
3 months ago
What is the sources of error and suggestion on how to overcome it in the hooke's law experiment?
Yuliya22 [3333]
In the study of physics, Hooke's law can be expressed as:

F = kx

This law indicates that the spring force F is proportional to the extension x, with k being the spring constant.

In experiments, this is often examined using the setup illustrated in the included figure. The spring is tested, and a known weight is applied underneath it. This weight exerts a gravitational pull, essentially its weight, on the spring. While the spring elongates, the displacement can be measured using a ruler.

Several potential errors can arise during this experiment. Firstly, the person's measurement reading may be faulty. Digital scales offer greater accuracy as they reduce human error, while ruler readings can be subjective, especially if not viewed at eye level. Additionally, the object's weight may be inaccurately measured if the scale is untrustworthy. Lastly, the measuring equipment may not be correctly calibrated.

6 0
3 months ago
Ben walks 500 meters from his house to the corner store. He then walks back toward his house, but continues 200 meters past his
Keith_Richards [3271]
Velocity = 71 meters per minute (MPM)
S stands for Speed
D means Distance
T represents Time
To calculate Speed, divide Distance by Time.
6 0
3 months ago
Read 2 more answers
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