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 | 9 years ago | 1068 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 | 9 years ago | 1337 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 | 9 years ago | 1003 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 | 9 years ago | 1172 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 | 9 years ago | 925 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 | 9 years ago | 2807 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 | 9 years ago | 1500 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 | 9 years ago | 2430 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 | 9 years ago | 1031 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 | 9 years ago | 1803 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 | 9 years ago | 1137 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 | 10 years ago | 945 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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