Answers: 1
Physics, 21.06.2019 17:30
The position of a dragonfly that is flying parallel to the ground is given as a function of time by r⃗ =[2.90m+(0.0900m/s2)t2]i^− (0.0150m/s3)t3j^. a: at what value of t does the velocity vector of the insect make an angle of 34.0 degree clockwise from the x-axis? b: at the time calculated in part (a), what is the magnitude of the acceleration vector of the insect? c : at the time calculated in part (a), what is the direction of the acceleration vector of the insect?
Answers: 1
Physics, 21.06.2019 23:20
From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a.m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?
Answers: 1
Physics, 22.06.2019 05:00
Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s
Answers: 1
What force do mountain climbers have to fight...
Biology, 07.01.2020 20:31
Physics, 07.01.2020 20:31
History, 07.01.2020 20:31
History, 07.01.2020 20:31
Mathematics, 07.01.2020 20:31
Mathematics, 07.01.2020 20:31
Biology, 07.01.2020 20:31
Business, 07.01.2020 20:31
History, 07.01.2020 20:31
Mathematics, 07.01.2020 20:31
Mathematics, 07.01.2020 20:31
Spanish, 07.01.2020 20:31
English, 07.01.2020 20:31
History, 07.01.2020 20:31