Hydrogen atoms are placed in an external magnetic field. the protons can make transitions between states in which the nuclear spin component is parallel and antiparallel to the field by absorbing or emitting a photon. what magnetic-field magnitude is required for this transition to be induced by photons with frequency 23.1 mhz?
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Part of a control linkage for an airplane consists of a rigid member cb and a flexible cable ab. if a force is applied to the end b of the member and causes it to rotate by θ = 0.5°, determine the normal strain in the cable. originally the cable is unstretched.
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Hydrogen atoms are placed in an external magnetic field. the protons can make transitions between st...
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