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School Learning / Class 12

Class 12

1.8K+ posts

What Do Diffraction Glasses Do to Light?

Last Updated: 23 July 2025

Diffraction glasses split white light into its distinct colours, producing a rainbow effect. This occurs through a diffraction grating that alters the angle of light based...read more

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School Learning

What is the Sign Convention of Lens and Mirror ?

Last Updated: 23 July 2025

In the sign convention for lenses and mirrors, distances are measured from the optical centre. If the light travels towards the lens or mirror, the distances are positive...read more

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School Learning

What are the examples of reflection of light?

Last Updated: 23 July 2025

Reflection of light is the process by which light waves hit a surface and bounce back into the original medium from which they originated. It happens when light changes di...read more

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School Learning

What is Electromagnetic Induction Motor?

Last Updated: 23 July 2025

Electromagnetic induction motors are fundamental components in modern electrical engineering, widely used in various industrial and household applications. These motors op...read more

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School Learning

What is Biot-Savart's law in vector form ?

Last Updated: 23 July 2025

The Biot-Savart Law is an important rule in electromagnetism that explains how a steady electric current creates a magnetic field. It was developed by Jean-Baptiste Biot a...read more

School Learning

How many amps ( A) are in 1 watt?

Last Updated: 23 July 2025

The relationship between watts, amperes, and volts is important in electrical calculations. Whether you are working with circuits, designing power systems, or troubleshoot...read more

School Learning

Why magnetic field lines never intersect each other ?

Last Updated: 23 July 2025

Magnetic field linesdonotcrosseachother,asdoingsowouldsuggestthat the magnetic fieldpossessestwo directions atthatspecificpoint.Becausea magnetic field is a vector, it can...read more

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School Learning

What is Magnetic Force? Definition, Formula, Applications, and Examples

Last Updated: 23 July 2025

Magnetic force is an invisible force thatdrawsinorpushesawayobjects,similarto how magnets pull metals like iron. This occurs because of the magnetic characteristics of tin...read more

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School Learning

Integration Rules

Last Updated: 23 July 2025

Integration is a fundamental concept in calculus that refers to the process of finding the integral of a function. The integral represents the accumulation or summation of...read more

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School Learning

12th-grade (Senior High) Mathematics

Last Updated: 23 July 2025

Grade 12 Math is a crucial milestone in your academic journey, bridging the gap between high school and higher education. It focuses on advanced concepts and problem-solvi...read more

Class 12 Computer Science Notes

Last Updated: 23 July 2025

If you're a Class 12 student looking to ace your Computer Science exams, having the right notes is crucial. Our Class 12 Computer Science Notes are designed to help you gr...read more

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Computer Science Fundamentals

School Learning

CBSE - Class 12

Class 12 Computer Science

Negative of a Vector

Last Updated: 23 July 2025

Negative Vector or Negative of a Vector is vector with same magnitude but in opposite direction. The negative of a vector is obtained by multiplying the vector by -1. This...read more

School Learning

Vector-Calculus

CBSE Class 12 Deleted Maths Syllabus for 2024-25

Last Updated: 23 July 2025

CBSE Class 12 Maths syllabus for the 2024-25 academic year has undergone significant revisions with several deletions aimed at simplifying the course and focusing on core ...read more

CBSE - Class 12

Class 12 NCERT Solutions- Mathematics Part ii – Chapter 10 – Vector Algebra Exercise 10.3

Last Updated: 23 July 2025

This article contains , solution for Exercise 10.3 of Chapter 10 – Vector Algebra from Class 12 NCERT - Mathematics .Exercise 10.3 covers the basics of vectors like angle ...read more

School Learning

NCERT Solutions Class-12

NCERT Solutions For Class 12 Maths Part ii – Chapter 7– Integrals Miscellaneous Exercise

Last Updated: 23 July 2025

Integration is the inverse process of differentiation. In differential calculus, we are given a function, and we have to find the derivative or differential of this functi...read more

NCERT Solutions Class-12

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