Physics, 07.01.2021 07:00 melanie12566
see the toy gun below. The round bullet has a mass of 20 grams. The shooter compresses the spring 12 cm. When the gun is fired vertically upward as shown, the bullet reaches a max height of 20 m. A) what is the spring constant? B) what is the speed of the bullet as it passes the equilibrium position? C) find the speed of the bullet as it leaves the end of the gun (1 meter from equilibrium)
Answers: 1
Physics, 22.06.2019 16:30
The sound level near a noisy air conditioner is 70 db. if two such units operate side by side, the sound level near the, would bea. 70dbb. 73 dbc. 105 dbd 140 db
Answers: 3
Physics, 22.06.2019 20:30
Light from two different sources are incident upon the same side of a polarizing filter. light from one source is polarized with total intensity ip, while light from the other source is unpolarized with total intensity iu. as you rotate the polarizing filter through 360 degrees, the intensity of the transmitted light on the other side varies by a factor of 9. what is the relative intensity of the initial polarized source to the unpolarized source, or ip/iu?
Answers: 2
see the toy gun below. The round bullet has a mass of 20 grams. The shooter compresses the spring 12...
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