Physics, 06.10.2019 00:00, rayne40

Which part of the eye holds eye color?

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Physics, 21.06.2019 16:10, Wanna14ever

Why cooking gas has a typical smell

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Physics, 22.06.2019 01:30, markmeinberg

Ajet plane has a sound level of 120 db at a distance of 60 m. what is the q23. sound level at a distance of 6.0 km? (60)2 (6000)? om solution 80db db, hint: 16x assume ultrasound waves travel through the body of an animal at 1540 q24. m/s. if a 30,000 hz signal were reflected off a portion of a heart which was moving toward the source at 3 m/s, what frequency signal would return to the stationary source? solution 30.117hz

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Physics, 22.06.2019 17:40, yoongnzl

Aspring is used to stop a 50-kg package which is moving down a 20º incline. the spring has a constant k = 30 kn/m and is held by cables so that it is initially compressed 50 mm. knowing that the velocity of the package is 2 m/s when it is 8 m from the spring and neglecting friction, determine the maximum additional deformation of the spring in bringing the package to rest.

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Physics, 22.06.2019 19:00, deonnaturner68p7hz7y

The direction of the current in an alternating current circuit remains constant. is direct. changes repeatedly. changes randomly.