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Physics, 21.06.2019 17:00
What would the difference of spectral lines emitted by hydrogen gas in distant galaxies which is normally found at a wavelength of 21 cm on earth, be observed at 21.1 centimeters?
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Physics, 21.06.2019 21:00
State the right hand rule of the direction of magnetic field in a conductor carrying current
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Physics, 21.06.2019 23:30
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Physics, 22.06.2019 04:00
Determine the maximum r-value of the polar equation r =3+3 cos 0
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What is the potential energy of the system composed of the three charges q1, q3, and q4, when q1 is...
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