4. The truck travels along a circular raad that has a radius of 50 m at a speed of 3.13 m/s. For a short distance when t = 0, its speed is then increased by a = 7P + 5 - 1 m/s", where t is in seconds. Determine the speed and the magnitude of the truck's acceleration when t = 6.25 s. 50 m
4. The truck travels along a circular raad that has a radius of 50 m at a speed of 3.13 m/s. For a short distance when t = 0, its speed is then increased by a = 7P + 5 - 1 m/s", where t is in seconds. Determine the speed and the magnitude of the truck's acceleration when t = 6.25 s. 50 m
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Transcribed Image Text:4. The truck travels along a circular road that has a radius of 50 m at a speed of 3.13 m/s. For a
short distance when t = 0, its speed is then increased by a = 7P + 5 - 1 m/s?, where t is in
seconds. Determine the speed and the magnitude of the truck's acceleration when t = 6.25 s.
50 m
Transcribed Image Text:2. A particle has an initial speed of 44 ft/s. If it experiences a deceleration of a = 31 -8 ft/s, where
t is in seconds, determine its velocity, after it has traveled 15 ft. Also, how much time does this
take?
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