Results for: Mach-1

Is Transonic speed faster than Mach 1?

By definition, Mach 1 is the speed of sound. Most of the time it is used to refer to the speed of sound in air, but it can be used to refer to the speed of sound in any fluid. (MORE)

How long to travel 1 light year traveling at mach 1?

Speed of light is 299,792,458 metres per second    There are 31,356,000 seconds in a year of 365 days ie not a leap year.    A light year is therefore 9,454,254, (MORE)

How fast is Mach 1 in mph?

Mach 1 or any other Mach number, is not a specific speed. Mach numbers refer to the speed of sound in that medium. Mach 1 is about 760 mph at sea level (+ or - 4-5 degrees (MORE)

How many mph is mach 1?

The unit Mach doesn't have a direct conversion to mph, because Mach 1 is the speed of sound (Mach 2 is 2 times the speed of sound etc.) and the speed of sound changes with alt (MORE)

How fast is Mach 1?

Mach 1 is the speed of sound, which varies by the air's pressure and temperature. Mach 1 at sea level is 340.3 m/s, 764.2 mi/h, 1,225 km/h. Hope that helped! -Jeffrey
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In Science

What is mach 1 speed in mph?

It changes with weather, atmospheric conditions and altitude. Most accept 657 miles per hour at 10,000 as the speed of sound.
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What is the answer to 20c plus 5 equals 5c plus 65?

20c + 5 = 5c + 65 Divide through by 5: 4c + 1 = c + 13 Subtract c from both sides: 3c + 1 = 13 Subtract 1 from both sides: 3c = 12 Divide both sides by 3: c = 4
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