In most designs, increasing the reflective surface will increase the temperature, as well as using a tighter cover. However, in most cases, insulation will reduce the temperature.
Designing a product often requires adding, eliminating, or modifying features of it to make it more efficient. One of the factors that are considered in products such as ovens is the temperature and how to increase or decrease it.
Some strategies used to increase the temperature include:
Note: This question is incomplete because there is no information about the design; due to this, I answered it based on general knowledge.
Learn more about temperature in: https://brainly.com/question/15267055