Physics, 16.09.2021 15:50 juliannasl
1. A body of 40 kg mass is carried upto the 20 m height. Calculate the energy stored in it.
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The discovery that the universe appears to be expanding led to a widely accepted theory called a.) the big bang theory b.) the doppler effect c.) hubble’s law d.) solar nebular theory e.) the seyfert theory
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Photoelectrons with a maximum speed of 6.50 x 107 m/s are ejected from a surface in the presence of light with a frequency of 6.75 x 1014hz. if the mass of an electron is 9.10 x 10-31 kg, calculate in joules the maximum kinetic energy of a single electron. 3.84 x 10-15 j 1.92 x 10-15 j 5.92 x 10-23 j 3.07 x 10-16 j
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Find the magnetic field a distance r from the center of a long wire that has radius a and carries a uniform current per unit area j in the positive z direction.
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Which changes would result in a decrease in the gravitational force btween two objects? check all that apply
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1. A body of 40 kg mass is carried upto the 20 m height. Calculate the energy stored in it....
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