Physics, 09.07.2019 02:30 jholland03
Abullet of mass 12 g strikes a ballistic pendulum of mass 2.2 kg. the center of mass of the pendulum rises a vertical distance of 10 cm. assuming that the bullet remains embedded in the pendulum, calculate the bullet's initial speed.
Answers: 2
Physics, 21.06.2019 16:10
For a particular reaction, ? h = -144.6 kj and ? s = -301.2 j/k. calculate ? g for this reaction at 298 k.
Answers: 1
Physics, 21.06.2019 23:30
Abeam of electrons with of wavelength of 7.5 x 10-6 m is incident on a pair of narrow rectangular slits separated by 0.75 mm. the resulting interference pattern is projected onto a screen 10.0 m from the slits. what is the separation of the interference maxima in the resulting interference pattern?
Answers: 2
Physics, 22.06.2019 09:30
Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
Answers: 2
Abullet of mass 12 g strikes a ballistic pendulum of mass 2.2 kg. the center of mass of the pendulum...
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