New post in Induction

Proving $\sum_{k=1}^n\frac1{\sqrt k}<2\sqrt n$ by induction

November 28th, 2022

Prove $\sum^n_{i=1} (2i-1)=n^2$ by induction

August 14th, 2022

general formula using informal inductive reasoning

October 15th, 2022

Some general questions about static electricity ( ex : Combing the hair )

July 30th, 2022

Induction proof to find formula

July 26th, 2022

Constant current in inductor

December 6th, 2020

Density of charge induced on a hollow sphere due to eccentric charge inside

December 10th, 2020

Currents induced by rotation of a coil about magnetic field lines

November 3rd, 2020

Induced current and Ohm's law

March 16th, 2020

How do inductors store energy?

February 29th, 2020

Explaining Lenz's Law without conservation of energy

August 1st, 2022

Kirchoff's rules and inductance

March 25th, 2020

Why doe we not get a shock on induction cooker?

January 29th, 2020

How are the Lorentz force, Maxwell's third law and Faraday's law of induction clasically related?

August 1st, 2022

Magnetic Levitation : Confusion with Lenz's Law

January 9th, 2020

Can current be induced in a superconductor?

March 1st, 2020

Can you make ice red hot?

August 1st, 2022

How did physicists know that only negative charges move?

August 1st, 2022

Does a positive or negative charge attract a neutral object?

May 28th, 2020

How does the emf "know" what the magnetic flux is?

January 28th, 2020

Measuring voltage drop from induced current

September 3rd, 2020

If you are vacuuming your carpet and you wrap the cord around your body do you become a magnet?

September 18th, 2020

Please help identify this physics apparatus!

December 12th, 2020

$3+33+\dots+33\ldots3={10^{n+1}-9^n-10\over 27}$

November 26th, 2020

Prove by induction and recursion that $n!=n(n-1)(n-2)...(3)(2)(1). $

August 28th, 2020

Use induction to prove the following equation: $2 + 6 + 10 + \cdots + (4n − 2) = 2n^2$ where $n \ge 1$

August 1st, 2022

Understanding a proof of the fact that $\binom{n}{k}$ is always a natural number.

July 31st, 2020

Prove that $7^n - 1$ is divisible by 6

April 27th, 2020

Proof that expression is integer

August 23rd, 2020

How to prove $1 + 3 + 3^2 + ... + 3^{n-1} = (3^n - 1)/2$ by mathematical induction?

February 20th, 2021