# Physics: Exercises with solutions

Here you can solve 17 physics exercises to gain experience, as well as to test your acquired knowledge. You can then compare your solution with the given solution attached to the exercise. Even if you have difficulties in solving the problem, you can at least try to reproduce the attached solution.
Exercise with solution
Level 2 (without higher mathematics)

## Calculation of the Magnetic Flux of a Rectangular Coil in a Magnetic Field

Calculate the magnetic flux of a rectangular coil with a given area and angle in a homogeneous magnetic field.

Exercise with solution
Level 2 (without higher mathematics)

## Intensity of The Light After Passing Through The Polarizing Filter

Calculate the intensity of a laser beam after passing through a polarization filter. A physics problem with solution and explanation of the Malus formula.

Exercise with solution
Level 2 (without higher mathematics)

## Excited Hydrogen Atom: Quantum Numbers and Orbitals

Calculate the discrete energy states of the H atom and work with K, L, M, N shells. Find the number of orbitals and energy of the electron.

Exercise with solution
Level 2 (without higher mathematics)

## Chromatic Aberration: Refractive Index-Focal Length Relationship

In this exercise (+ solution) you will learn how to cause chromatic aberration by changing the refractive index and create a small shift in focal length.

Exercise with solution
Level 2 (without higher mathematics)

## Wavelength of The Monochromatic Light in a Double-Slit Experiment

Given the slit, screen, and fringe spacing, use the double slit experiment to calculate the used wavelength of the light.

Exercise with solution
Level 3 (with higher mathematics)

## An Ion Orbiting Around The Equator in The Magnetic Field

In this exercise, you want to make an ion orbit around the equator. To do this, you want to find out its velocity, for example.

Exercise with solution
Level 3 (with higher mathematics)

## Charge, Capacitance and Half-Life of a Capacitor When Discharging From 50V to 15V.

In this exercise, you need to find out from the discharge process of the capacitor what its capacitance and time constant are, as well as the half-life and the initial charge on the capacitor.