Answers: 1
Physics, 23.06.2019 14:30
Which pair below describes isotopes of the same element? a) an atom with 6 protons and 8 neutrons - an atom with 8 protons and 6 neutrons b) an atom with 6 protons and 6 neutrons - an atom with 6 protons and 7 neutrons c) an atom with 8 protons and 8 neutrons - an atom with 7 protons and 8 neutrons d) an atom with 7 protons and 6 neutrons - an atom with 6 protons and 6 neutrons
Answers: 1
Physics, 23.06.2019 21:40
A1.0 kg block is placed on top of a 2.0 kg block. a horizontal rope pulls the 2.0 kg block across a frictionless floor with a force of 21.0 n. the coefficient between the two blocks is 0.75. does the 1.0 kg block on top slide?
Answers: 2
Physics, 23.06.2019 22:50
You are now given an additional piece of information: it takes five complete revolutions for the turntable to speed up from 3313rpm to 45rpm. which of the following equations could you use to directly solve for the numerical value of the angular acceleration α?
Answers: 1
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