Physics, 31.10.2020 14:00 user1234536
A ship is travelling due east at 30km/hr and a boy runs across the deck in a South West direction at 10km/hr. Find the velocity of boy relative to sea
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According to newton’s first law of motion, which force is expected to cause a body to accelerate?
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What is the coefficient of kinetic friction μk between the block and the tabletop?
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Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
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