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When does the angle of incidence equal the angle of refraction?
Why doesn't the boat move from the place when a person in it presses down on the side and why does it begin to move, if a person goes out of the boat and pushes it with the same force?
By what law should the magnetic flux be changed depending on time so that EMF induction, which occurs in the circuit, remained constant?
Why, sitting by the bonfire, we see the objects on the other side of the fire, shimmering? Why, when measuring the height of a celestial body above the horizon, we find it bigger than it really is?
Please suggest me some unique topics for final year major projects.
A block, carved from a single crystal, while being heated, can turn into a parallelepiped. Why is this possible?
How long does the light travel from the Sun to the Earth?
Compare the ingestion of a light signal sent from the rocket, if:
a) the rocket moves away from the observer,
b) the rocket is approaching the observer.
Compare the pressure of light produced by a perfectly white and perfectly black surface in in equal conditions.
A glass bottle covered of fluorescent lights is covered on the inside with phosphor - a substance that provides the spectrum, close to the sun when it is irradiated by violet or ultraviolet light. Explain the reason for the phenomenon.
