Engineering behind "Headphones"

Headphones If you've ever been to a rock concert and heard music thumping out of giant loudspeakers, you'll know sound can pack a powerful punch. Sometimes, however, we want to enjoy music more quietly and intimately or in places where others don't want to hear what we're...

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Engineering behind "Swing Bowling"

Physics of swing bowling The essence of swing bowling is to get the cricket ball to deviate sideways as it moves through the air towards or away from the batsman. To do this, the bowler makes use of six factors: The raised seam of the cricket ball The angle of the...

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Engineering behind "Rain"

The Cycle of Water Scientists explain the origin of rain via what is referred to as, “The Cycle of Water”. Typically the water cycle can be broken down into five main events including evaporation, condensation, precipitation, infiltration, and surface runoff. Below is a brief...

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Engineering behind Walking and Running

Physics behind Walking and Running Problem Walking is energy efficient. In a walking human, one leg swings forward while the other leg’s foot stays planted on the ground. When walking at natural speed (defined below), the swinging leg uses muscle force...

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