Table of Contents

## Is Ray Optics in Class 12?

1. Ray Optics or Geometrical Optics In this optics, the light is considered as a ray which travels in a straight line. It states that for each and every object, there is an image.

## Are derivations important?

It is not always necessary. There are a few important derivations which you should have by heart (EOM of a harmonic oscillator in 1D for example) but that will happen automatically with time and practice. The most important thing to remember is the physics behind the system you are studying.

## Is physics hard in class 12?

Most of the students find the Class 12 Physics subject difficult. This is also due to the vast syllabus and derivations that are there in both parts of the NCERT class 12 Physics book.

## What is the fastest way to learn physics derivations?

How should I memorise the derivations of physics? Write down the derivation, each step worked out in detail, and the logic behind every step understood. Once you have understood the derivation, try to write down the derivation step by step without looking up your notes.

## Why is physics so hard?

Why is Physics harder than Math? Answer: Physics demands problem-solving skills that can be developed only with practice. It also involves theoretical concepts, mathematical calculations and laboratory experiments that adds to the challenging concepts.

## How can I memorize physics fast?

- Mastering the basics is necessary: One of the easiest ways of learning physics is to master the basic theories.
- Simplification is a Key Rule:
- Create Flashcards:
- Make Math Your Strength:
- A good tutor makes a BIG difference!
- Use diagrammatic representations to learn the concepts:

## Is Ncert enough for ray optics NEET?

Is Ncert enough for Ray Optics NEET? NEET examination requires you to prepare thoroughly, the concepts of the Chapters should be clear enough in order to score good marks in your examination. Also, NEET Physics is more about numericals and concept based questions, therefore studying only with NCERT will not help you.

## What is the formula of lens formula?

Let’s see how to use lens formula (1/v-1/u= 1/f) to locate images without having to draw ray diagrams.

## What is Snell’s law class 12?

Snell’s law is defined as “The ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant, for the light of a given colour and for the given pair of media”.

## What is derivation of formula?

Derivation of Derivative Formula Let f(x) is a function whose domain contains an open interval about some point x0 . Then the function f(x) is said to be differentiable at point (x)0 , and the derivative of f(x) at (x)0 is represented using formula as: f'(x)= limฮxโ0 ฮy/ฮx. โ f'(x)= limฮxโ0 [f((x)0 +ฮx)โf((x)0 )]/ฮx.

## How do you prove Mirror formula?

Mirror Formula Derivation From the figure given above, it is obvious that the object AB is placed at a distance of U from P which is the pole of the mirror. From the diagram we can also say that the image A1B1 is formed at V from the mirror. This was the derivation of the mirror formula.

## How can I study physics in 10 days?

- Make sure you solve previous year Physics question papers.
- You should prepare short notes of important derivations, practice diagrams (device, circuit etc.)
- Students are advised to be attentive and careful while solving a question or problem.

## How do you get to 90 in physics?

- #1. Have a proper study plan; know the marks weightage distribution.
- #2. Be thorough with NCERT Physics books to score high.
- #3. Here are some topics students should focus more on.
- #4: Taking mock tests regularly is important.
- #5.

## What happens if you fail physics class 12?

If you fail in physics xii board , and get good marks in other subjects . Getting good marks in JEE Main. If you pass Your failed subject then no need to worry. But you must qualify for the aggregate percentage in board.

## Is physics harder than chemistry?

Physics is considered comparatively harder than chemistry and various other disciplines such as psychology, geology, biology, astronomy, computer science, and biochemistry. It is deemed difficult compared to other fields because the variety of abstract concepts and the level of maths in physics is incomparable.

## How can I prepare for 12 physics in 3 days?

## Can we complete 12th physics in 1month?

If you are talking about completing the whole physics portion in a month of class 12th then you have to dedicate minimum 5 hours with some breaks in between. Taking breaks doesn’t mean that you waste too much of time. You need to practice derivations and solve sums regularly.

## Are derivations hard?

If you are good at mathematics, then there is no difficulty in understanding the derivations of physics. Simple tips for physics derivation: >>Understand the concept and terms to be used in the derivation.

## How can I enjoy physics?

- 1) Physics is better when you do not memorise anything.
- 2) Study of physics is often mis-identified as abstract and dry.
- 3) Physics is about asking questions and solving problems.

## How can I practice physics?

## Is physics harder than biology?

Beginning university students in the sciences usually consider biology to be much easier than physics or chemistry. From their experience in high school, physics has math and formulae that must be understood to be applied correctly, but the study of biology relies mainly on memorization.

## What is the hardest subject?

The hardest degree subjects are Chemistry, Medicine, Architecture, Physics, Biomedical Science, Law, Neuroscience, Fine Arts, Electrical Engineering, Chemical Engineering, Economics, Education, Computer Science and Philosophy. Let’s dive right in, and look at why these subjects are the hardest degree subjects.

## Is physics harder than math?

Physics might be more challenging because of the theoretical concepts, the mathematical calculations, laboratory experiments and even the need to write lab reports.