The superposition principle is responsible for alternating light and dark bands when light passes through two or more narrow slits.
The intensity pattern that appears on the lit screen is determined by the superposition principle. When the difference in pathways from the two slits to a location on the screen equals an integral number of wavelengths (0,λ,2λ ,...), constructive interference takes place.
The fact that the two waves' crests follow different paths ensures that they do. A distinctive pattern of brilliant and dark fringes is seen when monochromatic light illuminates a distant screen after passing through two small openings. The superposition of overlapping light waves coming from the two slits results in this interference pattern.
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Answer:
The velocity of the blades is 88.185 m/s.
Explanation:
Given;
length of the blade, r = 80 m
angular speed, ω = 1 rev per 5.7 seconds
The velocity of the blades is calculated by applying the following circular motion equation that relates linear velocity (V) and angular speed (ω);

Therefore, the velocity of the blades is 88.185 m/s.
Answer:
A theory is a well thought-out clear explanation for observations of the natural environment
Explanation:
<u>A theory is a well thought-out clear explanation for observations of the natural environment</u> that has been created using the scientific process and that brings together many facts and hypotheses. Theories try to explain observations of the natural world that have been made.
I hope this helps explain the answer to your question and why the answer is that answer.
The correct answer is physical fitness
<h3>
What is a state of physical well-being?</h3>
The ability to maintain a healthy quality of life that allows us to get the most out of our everyday activities without undue weariness or physical stress is referred to as physical wellness. It entails taking care of our bodies and acknowledging that our everyday routines and behaviours have a substantial impact on our general health, well-being, and quality of life.
This section contains further information about:
keeping that body moving - benefits of regular mobility in your work or study periods
finding your 30 - recommendations for regular exercise while isolated eating well getting a good night's sleep maintaining routine health check-ups
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