Answers: 3
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 23:30
Aquarterback pedals 3.3meters southward and then run 5.7meters northward. whats the distance ? and whats the displacement?
Answers: 2
Physics, 22.06.2019 09:00
The material that keeps its new shape after it is stretched is called?
Answers: 1
Physics, 22.06.2019 17:50
Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?
Answers: 1
Does a thicker core make the electromagnet stronger?...
Mathematics, 06.09.2019 05:10
Physics, 06.09.2019 05:10
Mathematics, 06.09.2019 05:10
Mathematics, 06.09.2019 05:10
Social Studies, 06.09.2019 05:10
Mathematics, 06.09.2019 05:10
Mathematics, 06.09.2019 05:10
Mathematics, 06.09.2019 05:10
Mathematics, 06.09.2019 05:10
Mathematics, 06.09.2019 05:10