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Resources tagged with Physics similar to AC/DC Circuits:

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There are 79 results

Broad Topics > Applications > Physics

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Lunar Leaper

Age 16 to 18 Challenge Level:

Gravity on the Moon is about 1/6th that on the Earth. A pole-vaulter 2 metres tall can clear a 5 metres pole on the Earth. How high a pole could he clear on the Moon?

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Ramping it Up

Age 16 to 18 Challenge Level:

Look at the calculus behind the simple act of a car going over a step.

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The Lorentz Force Law

Age 16 to 18 Challenge Level:

Explore the Lorentz force law for charges moving in different ways.

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Levels of Bohr

Age 16 to 18 Challenge Level:

Look at the units in the expression for the energy levels of the electrons in a hydrogen atom according to the Bohr model.

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Core Scientific Mathematics

Age 14 to 18 Challenge Level:

This is the area of the advanced stemNRICH site devoted to the core applied mathematics underlying the sciences.

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The Not-so-simple Pendulum 1

Age 16 to 18 Challenge Level:

See how the motion of the simple pendulum is not-so-simple after all.

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Ideal Gases

Age 16 to 18 Challenge Level:

Problems which make you think about the kinetic ideas underlying the ideal gas laws.

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Universal Time, Mass, Length

Age 16 to 18 Short Challenge Level:

Can you work out the natural time scale for the universe?

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Cannon Balls

Age 16 to 18 Short Challenge Level:

How high will a ball taking a million seconds to fall travel?

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Reaction Types

Age 16 to 18 Challenge Level:

Explore the rates of growth of the sorts of simple polynomials often used in mathematical modelling.

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Drug Stabiliser

Age 16 to 18 Challenge Level:

How does the half-life of a drug affect the build up of medication in the body over time?

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Moving Stonehenge

Age 16 to 18 Challenge Level:

A look at the fluid mechanics questions that are raised by the Stonehenge 'bluestones'.

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Neural Nets

Age 16 to 18

Find out some of the mathematics behind neural networks.

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Physnrich

Age 14 to 18 Challenge Level:

PhysNRICH is the area of the StemNRICH site devoted to the mathematics underlying the study of physics

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Stemnrich - Technology

Age 11 to 16 Challenge Level:

This is the technology section of stemNRICH - Core.

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Big and Small Numbers in Chemistry

Age 14 to 16 Challenge Level:

Get some practice using big and small numbers in chemistry.

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Resistance

Age 16 to 18 Challenge Level:

Find the equation from which to calculate the resistance of an infinite network of resistances.

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Whoosh

Age 16 to 18 Challenge Level:

A ball whooshes down a slide and hits another ball which flies off the slide horizontally as a projectile. How far does it go?

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Which Twin Is Older?

Age 16 to 18

A simplified account of special relativity and the twins paradox.

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Escape from Planet Earth

Age 16 to 18 Challenge Level:

How fast would you have to throw a ball upwards so that it would never land?

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Striking Gold

Age 16 to 18 Challenge Level:

Investigate some of the issues raised by Geiger and Marsden's famous scattering experiment in which they fired alpha particles at a sheet of gold.

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The Power of Dimensional Analysis

Age 14 to 18

An introduction to a useful tool to check the validity of an equation.

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Electromagnetism

Age 16 to 18

Read all about electromagnetism in our interactive article.

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Constantly Changing

Age 14 to 16 Challenge Level:

Many physical constants are only known to a certain accuracy. Explore the numerical error bounds in the mass of water and its constituents.

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More Realistic Electric Kettle

Age 14 to 18 Challenge Level:

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Mach Attack

Age 16 to 18 Challenge Level:

Have you got the Mach knack? Discover the mathematics behind exceeding the sound barrier.

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Pumping the Power

Age 16 to 18 Challenge Level:

What is an AC voltage? How much power does an AC power source supply?

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Lennard Jones Potential

Age 16 to 18 Challenge Level:

Investigate why the Lennard-Jones potential gives a good approximate explanation for the behaviour of atoms at close ranges

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The Amazing Properties of Water

Age 14 to 18 Challenge Level:

Find out why water is one of the most amazing compounds in the universe and why it is essential for life. - UNDER DEVELOPMENT

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Cobalt Decay

Age 16 to 18 Challenge Level:

Investigate the effects of the half-lifes of the isotopes of cobalt on the mass of a mystery lump of the element.

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Keep Your Momentum Going

Age 16 to 18 Challenge Level:

A look at a fluid mechanics technique called the Steady Flow Momentum Equation.

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Gravity Paths

Age 16 to 18 Challenge Level:

Where will the spaceman go when he falls through these strange planetary systems?

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The Real Hydrogen Atom

Age 16 to 18 Challenge Level:

Dip your toe into the world of quantum mechanics by looking at the Schrodinger equation for hydrogen atoms

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The Ultra Particle

Age 16 to 18 Challenge Level:

Explore the energy of this incredibly energetic particle which struck Earth on October 15th 1991

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The Not-so-simple Pendulum 2

Age 16 to 18 Challenge Level:

Things are roughened up and friction is now added to the approximate simple pendulum

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Hold Still Please

Age 16 to 18 Challenge Level:

Can you arrange a set of charged particles so that none of them start to move when released from rest?

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Modelling Assumptions in Mechanics

Age 16 to 18

An article demonstrating mathematically how various physical modelling assumptions affect the solution to the seemingly simple problem of the projectile.

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Eudiometry

Age 16 to 18 Challenge Level:

When a mixture of gases burn, will the volume change?

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Ideal Axes

Age 16 to 18 Challenge Level:

Explore how can changing the axes for a plot of an equation can lead to different shaped graphs emerging

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Powerfully Fast

Age 16 to 18 Challenge Level:

Explore the power of aeroplanes, spaceships and horses.

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Whose Line Graph Is it Anyway?

Age 16 to 18 Challenge Level:

Which line graph, equations and physical processes go together?

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Choose Your Units

Age 14 to 16 Challenge Level:

Which units would you choose best to fit these situations?

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Bigger or Smaller?

Age 14 to 16 Challenge Level:

When you change the units, do the numbers get bigger or smaller?

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New Units for Old

Age 16 to 18 Challenge Level:

Can you match up the entries from this table of units?

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Go Spaceship Go

Age 16 to 18 Challenge Level:

Show that even a very powerful spaceship would eventually run out of overtaking power

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Approximately Certain

Age 14 to 18 Challenge Level:

Estimate these curious quantities sufficiently accurately that you can rank them in order of size

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Ancient Astronomical Terms

Age 11 to 18

Some explanations of basic terms and some phenomena discovered by ancient astronomers

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Diamonds Aren't Forever

Age 16 to 18 Challenge Level:

Ever wondered what it would be like to vaporise a diamond? Find out inside...

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Engnrich

Age 16 to 18 Challenge Level:

engNRICH is the area of the stemNRICH Advanced site devoted to the mathematics underlying the study of engineering

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Battery Modelling

Age 16 to 18 Challenge Level:

Find out how to model a battery mathematically