Physics, 21.11.2020 01:00 lobatospitones
Alexander's hobby is dirt biking. On one occasion last weekend, he accelerated from rest to 17.8 m/s/s in 1.56 seconds. He then maintained this speed for 9.47 seconds. Seeing a coyote cross the trail ahead of him, he abruptly stops in 2.79 seconds. Determine Alexander's average speed for this motion.
Answers: 1
Physics, 21.06.2019 23:30
Awoman stands a distance d from a loud motor that emits sound uniformly in all directions. the sound intensity at her position is an uncomfortable 2.0×10-3 w/m2. at a distance 2.6 times as far from the motor, what are (a) the sound intensity and (b) the sound intensity level relative to the threshold of hearing?
Answers: 1
Physics, 22.06.2019 07:20
Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?
Answers: 3
Alexander's hobby is dirt biking. On one occasion last weekend, he accelerated from rest to 17.8 m/s...
Mathematics, 13.10.2020 17:01
Mathematics, 13.10.2020 17:01
Mathematics, 13.10.2020 18:01
Mathematics, 13.10.2020 18:01
Mathematics, 13.10.2020 18:01
Mathematics, 13.10.2020 18:01
History, 13.10.2020 18:01
Mathematics, 13.10.2020 18:01
Mathematics, 13.10.2020 18:01
Physics, 13.10.2020 18:01