Comment on How store anti-theft alarms work: Magnetostriction (2015)parentComments−KineticLensman4yrequires 63JPretty close. The actual device is 40J. Perhaps I should have specified the mass of the tomato a bit more accurately. (I was thinking more like .1 Kg)
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Pretty close. The actual device is 40J. Perhaps I should have specified the mass of the tomato a bit more accurately. (I was thinking more like .1 Kg)