Answers: 2
Physics, 21.06.2019 18:00
Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?
Answers: 1
Physics, 21.06.2019 21:30
Ahydroelectric plant takes energy from water and turns it into electrical energy. what are the transformations of energy in the water molecules that are used in the process of generating electricity this way?
Answers: 3
Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
(a). Convert a density of 1.0 g/cm^3to kg/m^3?...
Computers and Technology, 28.08.2019 11:00
Mathematics, 28.08.2019 11:00
Mathematics, 28.08.2019 11:00
English, 28.08.2019 11:00
Business, 28.08.2019 11:00
Biology, 28.08.2019 11:00
Mathematics, 28.08.2019 11:00
English, 28.08.2019 11:00