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Accept Read More. Close Privacy Overview This website uses cookies to improve your experience while you navigate through the website. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. We also use third-party cookies that help us analyze and understand how you use this website. Microwaves are electromagnetic waves having frequencies in range of. An oscilloscope is an instrument which allows us to see waves produced by.

When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is. More Physics Questions Q1. In a convex lens, when the object is placed at infinity, where is the image formed?

In which of the following cases the apparent weight of a body in an elevator becomes zero? The inability of a body to change its state of rest or uniform motion by itself is known as :. The Atomic Clock is based on the periodic variations produced in the atom of which of the following elements? Knot is the unit of :.

Which among the following does provide colours to fine-cut diamond? Suggested Test Series. Suggested Exams. More General Science Questions Q1. What is Rodenticide? When a sound hits a resonance, the room will still resonate at that frequency after the initial sound disappeared.

Decay times at those frequencies are thus longer than normal. Play back these files one by one. When you hit a room mode, the loudness will change and decay times will increase, resulting in a loss of clarity and definition. If you hear any distortion, noises or rattling, check your loudspeaker first, then look for some object resonating in your listening room.

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