Engineering - Electrical Engineering Assignment 3: The Final Project

3

The User Survey and Rationale

Sanjae Lindsay

American Public University System

ENGL220

Professor Jackie Larson

20260111

The User Survey and Rationale

Question One: How practical were the instructions provided in the quick start guide during the process of setting up and using the Green Charge portable solar battery pack?

Rationale: The question helps collect information from users on whether the language and vocabulary used in the user guide were appropriate. Effective information sharing is essential because it ensures that clients understand how to use the product and enhances their experience. In addition, it helps them easily identify the causes of any problems that may arise while using the product and determine the steps to resolve them. For example, when users encounter charging issues, the provided instructions help them decide whether the output port or cable is damaged or whether the device's battery level is low (Kok et al., 2024). Therefore, they can tackle the issue effectively.

Question Two: Which feature present in the devices increases their reliability?

A. The presence of solar panels for charging the battery

B. The portability of the device

C. The presence of a drawstring carrying porch for storing the device

D. The fact that the device can be charged using both electricity and solar energy

Rationale: This question is crucial because it helps identify the least effective device feature and should be improved to enhance the device's usability. For example, based on feedback, the product quality can be enhanced by incorporating features such as a water-resistant case that protects the device during harsh weather conditions (Kok et al., 2024). As a result, the product will be more durable.

Question Three: How effective is the charging power of the Green-Charge Portable solar battery?

Rationale: The question helps assess whether the device is effective, whether the product is reliable, and whether consumers are willing to purchase and use it in their day-to-day activities. It also helps reveal the extent to which they are likely to encourage those close to them to use it.

Reference

Kok, C. L., Fu, X., Koh, Y. Y., & Teo, T. H. (2024). A novel portable solar-powered wireless charging device. Electronics, 13(2), 403. https://doi.org/10.3390/electronics13020403