Physics, 15.08.2020 22:01 jalenshayewilliams
The input work done on a machine is 9.63 × 103 joules, and the output work is 3.0 × 103 joules. What is the percentage efficiency of the machine?
Answers: 1
Physics, 21.06.2019 18:00
Aproton is projected toward a fixed nucleus of charge +ze with velocity vo. initially the two particles are very far apart. when the proton is a distance r from the nucleus its velocity has decreased to 1/2vo. how far from the nucleus will the proton be when its velocity has dropped to 1/4vo?
Answers: 3
Physics, 22.06.2019 11:00
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
Answers: 1
Physics, 22.06.2019 23:50
The star nearest to our sun is proxima centauri, at a distance of 4.3 light-years from the sun. how far away, in km, is proxima centauri from the sun?
Answers: 3
The input work done on a machine is 9.63 × 103 joules, and the output work is 3.0 × 103 joules. What...
Mathematics, 26.01.2021 22:50
Mathematics, 26.01.2021 22:50
English, 26.01.2021 22:50
Mathematics, 26.01.2021 22:50
History, 26.01.2021 22:50
Mathematics, 26.01.2021 22:50
Mathematics, 26.01.2021 22:50
Biology, 26.01.2021 22:50
Advanced Placement (AP), 26.01.2021 22:50
Mathematics, 26.01.2021 22:50
Mathematics, 26.01.2021 22:50