College Physics (11th Edition)
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13.4 hr ; The formula to calculate the total ... more
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The current through the device is 40 A so it ... more
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Due to faults introduced into the cable during ... more
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Resistance of the cable is directly proportional ... more
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120 m ; The formula to calculate the cross ... more
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; The expression for resistance, , at some ... more
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The charges required to make up the current in the... more
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; The formula to calculate resistance is: where... more
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; The formula for terminal voltage is: where ... more
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3.0 A ; The formula to calculate the terminal ... more
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When resistors are switched from to , according ... more
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; The expression for the power dissipated in a ... more
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Each load has its own resistance hence current ... more
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, , ; In the circuit, and are in parallel hence... more
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When the switch is open, the same current passes ... more
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13.2 V ; The circuit diagram is as shown in the ... more
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4 A, , 8 V ; The circuit diagram is as follows:... more
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The formula to calculate charge on a capacitor ... more
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No, it only depends on the temperature and the ... more
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No. ; The measurement of difference in the ... more
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No ; A battery is a source of energy which ... more
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Where the current enters the resistor. ; The ... more
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A battery or generator that produces a voltage or ... more
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From one end of the combination of resistors the ... more
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Consider a loop in the circuit and add the change ... more
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No ; Potential difference across a capacitor is ... more
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; The circuit diagram is as follows:According to ... more
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; The circuit diagram is as follows:The source of... more
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10 ; Consider same resistors connected in ... more
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4 V ; The circuit diagram is as shown in the ... more
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; One possible configuration can be such that ... more
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5 V ; The circuit diagram is as follows:Start at ... more
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No. ; The power dissipated will be . Where is the... more
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The power dissipated by the internal resistance of... more
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; Resistivity is the property of material and ... more
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The increase in temperature leads to thermal ... more
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Capacitors hold pairs of opposite charges apart. ... more
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A higher internal resistance puts a limit to how ... more
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In the R-C circuit, the total energy provided by ... more
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No. ; When the resistors are connected in a ... more
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To make batteries last longer and to protect the ... more
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Brightness of each load goes on reducing.... more
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Power lines carry a much greater amount of charge... more
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9 mA ; Taking the resistance of the human body as ... more
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400 A ; The formula to calculate the current is ... more
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1 nF ; The average size of the organism is to . ... more
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Consider be the initial resistance, be the final... more
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In a series circuit, the current across the ... more
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Option A is wrong. Because the ammeter and , and ... more
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When the switch is open, no current is flowing ... more
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Given all three loads are identical. They are ... more
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The formula to calculate the value of equivalent ... more
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Resistance A and B are connected in series. In a ... more
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The formula to calculate the net capacitance of ... more
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Option A will be correct if voltmeter is connected... more
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When the switch is closed all three loads are ... more
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Before closing the switch both the loads and are... more
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Given all three loads are identical, they have the... more
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; Since current(I) is 25,000 A, time is and is ... more
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; On application of potential difference across a... more
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61.8 mA ; The magnitude of negative charges moving... more
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121 m ; Resistance is the obstruction in the ... more
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The resistance of the silver is . Therefore, the ... more
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; Resistance is the obstruction in the charge ... more
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2.64 mm ; Resistance is the obstruction in the ... more
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; Resistance is the obstruction in the charge ... more
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9R ; Let m is the mass of metal, d is density, v1 ... more
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; Resistance is the obstruction in the charge ... more
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; Resistance is the obstruction in the charge ... more
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The largest potential difference is equal to 5.0 V... more
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27.4 V ; On application of potential difference ... more
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1.36 A ; Resistance is the obstruction in the ... more
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; Whenever any battery is connected across the ... more
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3.08 V ; The emf is the voltage across the ... more
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; When current is drawn from the battery by some ... more
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Power is 40 W.Energy delivered is 0.4 J. ; ... more
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0.450 A ; The electric power is produced when ... more
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; The formula to calculate the equivalent ... more
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8.0 A4.0 A3.0 A9.0 A ; The formula to calculate ... more
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Current through resistor is 12.0 ACurrent through... more
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; As per Kirchhoff’s voltage law, the algebraic ... more
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0.714 A ; Let be the total current in the circuit... more
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0.004 F ; Time constant of an RC circuit is the ... more
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; Time constant of an RC circuit is the time ... more
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; The formula to calculate the power dissipated ... more
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; The resistance of each piece of the cable will ... more
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48.0 W ; Make a circuit to show the arrangement of... more
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; Resistance is the obstruction in the charge ... more
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243 W ; The formula to calculate the equivalent ... more
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Longer threads have large resistance and so ... more
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For A5 mm wire length(l) is 5 mm which is 0.005 m ... more
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If current(I) is 1 A, and source voltage(V) is 9 V... more
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The resistivity is given as . if the value the ... more
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If the given value is correct then find the ... more
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Use the relation to determine the time constant... more