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winget
Questions (7)
The international space station ISS travels now with a speed of 7352 m/s. Calculate
a) the radius of its orbit; b) the height of
0 answers
500 views
Electric stairs bring people up from Newyork metro station. Calculate the power consumption of the stairs during the rush hour
0 answers
535 views
Calculate the electric power produced by a wind mill, when the wind speed is 10 m/s and the radius of the rotor circle (wing
0 answers
493 views
In a completely elastic collisions a ball with speed of 4 m/s and mass of 100 g hits another ball with mass of 200 g, which is
0 answers
506 views
A bullet (15 g) is shot horizontally into a block of wood (600 g), which is hanging in the end of a 300 cm weightless rope. The
0 answers
817 views
Give 3 examples of applications of the conservation of angular momentum.
1 answer
591 views
A Norwegian hydroelectric power plant is built on a small river. The water falls 400m from the mountains to the turbines. The
0 answers
1,061 views
