A voltage of 120 V is applied across a coded resistor having first,second and third rings of blue,black and yellow colours respectively. The current through the resistor is
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The Psychological Study of Smiling. ...Psychologists call this the “Duchennesmile,” and most consider it the sole indicator of true enjoyment. The name is a nod to French anatomist Guillaume Duchenne, who studied emotional expression by stimulating various facial muscles with electrical currents.
dinbin:
sorry I asked about physics but no psychology
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facial muscles with electric current
sorry its physics
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