College Physics: A Strategic Approach (4th Edition)

Chapter 26

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As the resistors are in series, the equivalent ... more

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The power dissipated is the product of the root ... more

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; Energy usage can be found as the product of ... more

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Current flows more when the resistance is lessThe ... more

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The relation between the current ( IC ), the ... more

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The relation between the current IL, the voltage ... more

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When the current flows in the clockwise direction... more

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Same average power in both the cases.  ; The ... more

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0.5 W ; The average power dissipated can be ... more

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A battery is a DC power source, whereas the plug ... more

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120 times ; f = 60 Hz is the oscillation frequency... more

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The general equation for power dissipated is thus... more

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24 V ; The voltage at the secondary coil is ... more

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; The direction of change in the magnetic flux ... more

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Men tend to have thicker muscles in the arms and ... more

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Increases the risk of an electric shockIncreasing ... more

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A ground fault interrupter would not protect the ... more

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There is a high risk of the hot wire touching the ... more

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Graph B is a resistor graph,graph A is a capacitor... more

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A change in the magnetic field is induced when the... more

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Decrease ; The metal body of the car above the ... more

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; Calculate the inductive resistance using the ... more

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Inverse of spring constant, corresponds to ... more

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Using the formula , where is the voltage and is ... more

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Current in the secondary coil is proportional to ... more

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The inductive reactance is directly proportional ... more

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The capacitive reactance is inversely proportional... more

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The inductive reactance is directly proportional ... more

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The capacitive reactance is inversely proportional... more

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If the value of inductance is , calculate the ... more

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The peak voltage cannot be greater than the ... more

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To find the relation of driving frequency, equate ... more

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22.4 V approximately ; The resistance value can be... more

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; Given and the power is, . The resistance R ... more

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533.33 A ; The rms current Irms can be calculated ... more

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; According to the Ohm's law, voltage V across a ... more

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0.5 A ; According to the law of conservation of ... more

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; According to the law of conservation of energy... more

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; The rms current () can be calculated by the ... more

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; Calculate the power consumption by dividing ... more

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Circuit breaker will trip. ; Calculate the total ... more

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; The energy consumption saved by the solar ... more

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; The energy consumption in a whole year can be ... more

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; The cost per year for location C is calculated ... more

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The claim is unreasonable because the actual power... more

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; The household voltage is equal to , and the ... more

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; If the skin resistance of wet hands is ... more

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The person will not feel it, and it will not be ... more

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; The total resistance offered by the body ... more

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;  The total resistance offered by the body ... more

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Yes, the person will feel the pulse. ; The total ... more

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; Find the resistance of the part of the wire of... more

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Yes. It is possible. ; Find the resistance of the... more

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; Use the relation to find the frequency of the ... more

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; The relation can be used to find the ... more

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; The capacitive reactance of the circuit is ... more

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; By Faraday's law, the voltage VL developed ... more

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; The value of the peak current is calculated as ... more

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; The value of the inductive reactance can be ... more

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approximately ; The value of resonance frequency ... more

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; The value of the inductance can be calculated ... more

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; The value of the capacitance can be calculated ... more

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; The inductor and the capacitor have the same ... more

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; The value of the capacitance can be calculated ... more

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; The value of the inductance can be calculated ... more

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; Let the original frequency be corresponding to... more

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, ; The maximum value of rms current is observed ... more

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; The value of inductance is zero; therefore, the... more

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; Find the inductive and capacitive reactance for... more

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; First find the value of the capacitance using ... more

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; While stepping up or down the voltage, the ... more

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; While stepping up or down the voltage, the ... more

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; The range of the frequency is to . Since ... more

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; The value of the rms current in a RLC circuit ... more

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The capacitance voltage across a circuit can be ... more

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A capacitance of corresponds to a current of at ... more

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The value of the area, , corresponds to a ... more

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If the new voltage is 0.32V , it implies that . ... more

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Assume the value of as and find the value. But... more

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The primary and the secondary turns are related to... more

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The current in the primary coil can be calculated ... more

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The input voltage is 240 V. The number of turns in... more

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The intensity reduces rapidly as the distance ... more

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If the average power radiated back is less than ... more

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If the peak of the radiation shifts to a longer ... more

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Find the wavelength of radiation corresponding to ... more

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The electric field cannot exert a net force on the... more

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The electrode is connected to the positive ... more

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In this case, the electric field accelerates the ... more

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Power (P) is defined as the energy (E) per unit ... more

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Assume the power value as . Calculate the ... more

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Find the total energy (E) used by using product of... more

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Assume the value of energy as and calculate the ... more

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Electric power can be calculated from energy ... more

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Use the current value as 75000 A and calculate the... more

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Calculate the power in the primary coil and the ... more

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The energy stored in a capacitor is given by the ... more

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The field produced to the right at the center of ... more

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The field toward the right will not oppose the ... more

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According to the relation , frequency and ... more

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The rms and peak current are related to each other... more

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; Calculate the heat dissipated by the resistor ... more

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in the clockwise direction  ; The torque acting ... more

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