TRIGONOMETRIC IDENTITIES TRIGONOMETRY: What exactly is trigonometry? Trigonometry is primarily concerned with angles and triangles.The study of angles and how they affect various quantities and measures is known as trigonometry.Trigonometry is used to learn about triangles and their relationships What are the trigonometric applications? The trigonometric method is used to determine the height of a building or mountain, as well as the length of a beam required to span a specific distance. The trigonometry method is used to calculate an object's torque and forces.Engineers use trigonometric methods to solve design and construction problems involving structures such as bridges and buildings. A navigation method that calculates the distance between a receiver and a satellite using the law of cosines. Trigonometric methods are used by astronomers to calculate the distances of stars and planets from Earth. Physicists use trigonometry to study wave behaviour, analyse signals, and predict ...
NEET PHYSICS TEST ARRANGEMENT: #5 QUESTION: A coil of radius R rotating about a diametric axis with angular velovity ω in a uniform magnetic field B.Find the value of the maximum voltage developed. Radius R=10 cm and B= 5x10 -5 T. For half rotation it takes a time of 0.2 sec. A. 3x10 -5 V B. 2.5x10 -5 V C. 5x10 -6 V D. 5x10 -5 V ANSWER: ...
PHYSICS NEET TEST ARRANGEMENT: QUESTION: Light of frequency 1.5 times the threshold frequency is incident on a photosensitive material.What will be the photoelectric current, if the frequency is halved and the intensity is doubled? A. Doubled B. Four times C. One-fourth D. Zero ANSWER : ANSWER - D. SOLUTION: Reason: No photoelectric emanation will happen on the off chance that th...
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