When the polarity of a moving magnet through a coil doubles the electromagnetic field .
A. Inc...
Physics, 18.05.2021 02:00 kklovesfood
When the polarity of a moving magnet through a coil doubles the electromagnetic field .
A. Increases
B. Decreases
C. Stays the same
Answers: 3
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Answers: 3
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The rigid beam is supported by the three suspender bars. bars ab and ef are made of aluminum and bar cd is made of steel. if each bar has a cross-sectional area of 450 mm2, determine the maximum value of p if the allowable stress is (σallow)st = 200 mpa for the steel and ( σallow)al = 150 mpa for the aluminum. est = 200 gpa and eal = 70 gpa.
Answers: 1
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