Physics, 11.01.2020 10:31 elizavlsc4
Aman starts his car from rest and accelerates at 1 m/s2 for 2 s. he then continues at a constant velocity for 10 s until
he sees a tree blocking the road and applies brakes. the car, decelerating at 1 m/s? , finally comes to rest. which of the
following graphs represents the motion correctly?
Answers: 1
Physics, 21.06.2019 22:30
During takeoff, the sound intensity level of a jet engine is 170db at a distance of 34 m. what's the sound intensity level at a distance of 1.0 km?
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Physics, 22.06.2019 07:30
Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20
Answers: 1
Physics, 22.06.2019 20:30
Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3
Answers: 1
Physics, 23.06.2019 04:00
Preciso de ajuda na parte de termometria e tenho prova amanhã ajuda ae prf
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Aman starts his car from rest and accelerates at 1 m/s2 for 2 s. he then continues at a constant vel...
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