JEE Exam > JEE Videos > Physics for JEE Main & Advanced > Vector Projections
Vector Projections Video Lecture | Physics for JEE Main & Advanced
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FAQs on Vector Projections Video Lecture - Physics for JEE Main & Advanced
| 1. What is a vector projection? |  |
Ans. A vector projection is the component of one vector in the direction of another vector. It is calculated by taking the dot product of the two vectors and dividing by the magnitude of the vector being projected onto.
| 2. How is the vector projection formula derived? | |
Ans. The vector projection formula is derived using the dot product of two vectors. By projecting one vector onto another, we can find the component of the first vector in the direction of the second vector.
| 3. How is the vector projection different from the scalar projection? | |
Ans. The vector projection gives a vector as a result, representing the component of one vector in the direction of another. In contrast, the scalar projection gives a scalar value, representing the magnitude of the component.
| 4. Can the vector projection be negative? | |
Ans. Yes, the vector projection can be negative if the angle between the two vectors is obtuse. This indicates that the component of one vector in the direction of the other points in the opposite direction.
| 5. How is the vector projection used in real-life applications? | |
Ans. Vector projections are commonly used in physics, engineering, and computer graphics to calculate forces, velocities, and projections of objects in a particular direction. They are also used in applications involving vectors and planes.
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Nov 24, 2024 Last updated |
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