Physics, 28.08.2019 23:10 ryleighgilmore1
John walks 1.00 km north, then turns right and walks 1.00 km east. his speed is 1.50 m/s during the entire stroll. a) what is the magnitude of his displacement, from beginning to end? b) if jane starts at the same time and place as john, but walks in a straight line to the endpoint of john's stroll, at what speed should she walk to arrive at the endpoint just when john does?
Answers: 2
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Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
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Physics, 22.06.2019 00:10
The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth’s center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.
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The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b.b. at twice the distance, the magnitude of the field is 2b.c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.
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Physics, 22.06.2019 18:20
Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?
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John walks 1.00 km north, then turns right and walks 1.00 km east. his speed is 1.50 m/s during the...
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