Physics, 11.03.2021 14:00 afolmar2006
A bullet travelling at 300m/s strikes a block and it penetrates to a depth 0.11m. If the mass of the bullet is 1.8g. (a) in what time does the the bullet comes to rest? (b) what is force does the wood exert n the bullet?
Answers: 3
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Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
Answers: 2
A bullet travelling at 300m/s strikes a block and it penetrates to a depth 0.11m. If the mass of the...
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