41 results found for engineering

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00:02:00

Golf Balls

by Bill Hammack
Golf Balls
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 1691 views
Rating:

To learn what's inside a golf ball - and to show how clever engineers are - Bill uses a special cutter to chop one open - well more than one.

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00:03:00

Plasma

by Bill Hammack
Plasma
for 5-7 year olds,
Lectures | 5-7 year olds | 13 years ago | 2104 views
Rating:

Bill cuts a fluorescent light out of his ceiling to show that plasmas and their products are all around us - they're essential in making circuit boards, lights, and even potato chip bags.

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00:03:00

The Transistor

by Bill Hammack
The Transistor
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 1572 views
Rating:

Bill examines the first transistor ever built. He explains how it works, and its impact on our world today. And, also, he even tests it out!

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00:03:00

The Thermostat – Why does it look like it does?

by Bill Hammack
The Thermostat – Why does it look like it does?
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 1763 views
Rating:

Armed with a pair of wire cutters Bill shows how a common thermostat reveals how good industrial designers keep track of the dimensions of a human being.

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00:05:00

The Transistor 2

by Bill Hammack
The Transistor 2
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 1512 views
Rating:

Bill shows how a transistor works by examing a replica of the first one ever build: The Bardeen-Brattain point contact transistor.

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00:03:00

IBM Selectric Typewriter

by Bill Hammack
IBM Selectric Typewriter
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 6308 views
Rating:

Using slow motion video Bill Hammack shows how the mechanical digital-to-analogue converter of IBM's revolutionary 'golf ball' typewriter works.

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00:02:00

Aluminium drinks can tab

by Bill Hammack
Aluminium drinks can tab
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 2337 views
Rating:

Bill uses slow motion video to show the ingenious engineering design of the apparently simple tab of a pop can.

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00:02:00

Black Box – A flight data recorder

by Bill Hammack
Black Box – A flight data recorder
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 3398 views
Rating:

In designing an object an engineer must choose the proper material. Never is this more important than in the 'black box' flight data recorder.

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00:04:00

Quartz Watch

by Bill Hammack
Quartz Watch
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 1621 views
Rating:

Bill takes apart a cheap watch to show how it works. He describes how a tiny quartz tuning fork keeps the time.

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00:02:00

The Whiffletree

by Bill Hammack
The Whiffletree
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 2723 views
Rating:

Bill describes how a whiffletree was used in early calculating devices to do mechanical digital to analog conversion. He shows briefly the device used in an IBM Selectric Typewriter.

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00:03:00

Coffee Maker: Pumping water with no moving parts

by Bill Hammack
Coffee Maker: Pumping water with no moving parts
for 11-14 and upwards,
Lectures | 11-14 and upwards | 13 years ago | 1807 views
Rating:

To engineer an object means to make choices. Bill illustrates how the choice of having a single heating element made an engineer find a creative way to pump water with no moving parts.

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01:00:00

Plastic Electronics.

by Donald Bradley
Plastic Electronics.
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1404 views
Rating:

Plastics have become ubiquitous structural materials due to the ease with which they can be processed at low cost into complex shapes. Imagine a world in which metals and semiconductors have similar attributes ? that is the world of Plastic Electroni....

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00:15:00

Multi-field problems involving multi-fracturing solids.

by David Owen
Multi-field problems involving multi-fracturing solids.
for 22 and upwards,
Lectures | 22 and upwards | 14 years ago | 1279 views
Rating:

For many problems involving multi-fracturing solids and/or particulate media, the system response is governed by the presence of an additional phase, either gaseous, liquid or both, or by the need to consider other physical phenomena, such as thermal....

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01:02:00

What’s going on Underground? Tunnelling into the Future

by Robert Mair
What’s going on Underground? Tunnelling into the Future
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1494 views
Rating:

Urban congestion is a serious problem in many cities, so the creation of underground space and in particular the development of underground transport is environmentally essential. How can tunnels be built in ground sometimes as soft as toothpaste? Wh....

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01:09:00

Mind-reading technologies – with People Sense

by Rana el Kaliouby
Mind-reading technologies – with People Sense
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 1327 views
Rating:

People Sense refers to the remarkable capacity of humans to sense and have a commonsense understanding of others' affective-cognitive states and behaviors. The ability to understand and predict people's behavior varies from person to person and even ....

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00:14:00

Self-Lubricating Skis

by Peter Styring
Self-Lubricating Skis
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1674 views
Rating:

Find out how Professor Peter Styring came up with a design for self-lubricating skis, and discover what stringent tests he performed before realizing the finished product.nA chemical engineer, Styring has devoted much of his working life to designing....

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00:58:00

On the Air

by Michael Garrett
On the Air
for 14-19 and upwards,
Lectures | 14-19 and upwards | 15 years ago | 1461 views
Rating:

Michael Garrett discusses the physical properties of gases and demonstrates how air is liquefied. Liquefied gases are a key resource for survival with an amazing range of applications and there are now few industries which are not in some way depende....

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