Can someone pls help me
...
Answers: 2
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
Physics, 22.06.2019 11:30
A100-watt light bulb illuminates a solar cell. the electricity from the solar cell operates a water pump that delivers 1 watt of power. what is the efficiency of the system?
Answers: 2
Physics, 22.06.2019 15:40
Apotter's wheel moves uniformly from rest to an angular speed of 0.20 rev/s in 32.0 s. (a) find its angular acceleration in radians per second per second. rad/s2 (b) would doubling the angular acceleration during the given period have doubled final angular speed?
Answers: 1
Physics, 18.10.2020 14:01
Mathematics, 18.10.2020 14:01
English, 18.10.2020 14:01
History, 18.10.2020 14:01
History, 18.10.2020 14:01
Mathematics, 18.10.2020 14:01
Mathematics, 18.10.2020 14:01
Mathematics, 18.10.2020 14:01
Mathematics, 18.10.2020 14:01
Physics, 18.10.2020 14:01
Mathematics, 18.10.2020 14:01