Q. 14 : A wire of length 1.6 m has a resistance 8 2 is connected to a battery of 2 volts and internal resistance 22. What is the potential gradient ?
Q: In the figure below, what is the potential difference V-V, between points d and cit , -5.4V, -1.5…
A: Apply Kirchhoff's current law at junction b.
Q: a o R R 120 N{ {40 N 5.0 N bo
A:
Q: terminal voltage
A:
Q: 12 k2 15 k2 b 10 k2 a Determine (a) the current through the 18 V battery and (b) the potential…
A: Given that:- Electric circuit is given in the question.
Q: X1. A straight, cylindrical wire lying along the x-axis has a length of 0.5 m and a diameter of 0.2…
A:
Q: By measuring the currents and times and then draw the current vs time graph using the measurement at…
A: Given, I= (ε et/RC)/R where, ε= 8 V R= 1 Mohm= 1*106ohms C= 1microFarad = 1*10-6F t= 2.5sec
Q: You are given a number of 18 Q resistors, each capable of dissipating only 2.0 W without being…
A:
Q: An electric catfish can generate a significant potential difference using stacks of special cells…
A:
Q: Dry air is a pretty decent insulator; it has a very high resistivity of 3x10^130 m. Consider a…
A: Given that-Resistivity, ρ=3×1013 Ω-mSide of square plate , s= 15 cm=0.15 mSeparation between plates,…
Q: In the figure below, what is the potential difference V-V.between points d and cif &1=4.7 V, 82= 1.5…
A: Assume Vb=0. Then Vc=1.5, Va=4.7 In the right wire, Vd-i2R2=1.5 ---(1) In left wire 4.7-i1R1=Vd…
Q: If 5.0 × 1021 electrons pass through a 10.1 Q resistor in 10 min, what is the potential difference…
A:
Q: A 100 µF capacitor is charged by a 25 V battery through a resistor R. After the charging starts, the…
A: Capacitance C = 100 μF = 100 × 10- 6 F Battery voltage Vo = 25 V Potential difference across…
Q: The electromotive force of a cell battery is represented by E. When it is connected across an…
A: The electromotive force of a cell battery is given by the following expression: V=E-Ir Here r is the…
Q: You have a LED light bulb that is 6.0 W. You know the potential difference across the light bulb is…
A:
Q: A 200 load receives power from parallel-connected battery cells, as shown in the figure below.…
A: Given EMF of the two batteries are V1=V2=12 V Internal resistance of the two batteries are r1=1 Ω…
Q: PROBLEM 6: 2.5 N b + 4.5 V In the circuit shown, Determine the following: 6.2 V+ A. Magnitude and…
A:
Q: What is the equivalent resistance between points A and B when R= 78.7 Q?
A: The resistance of '5R' on the top and the resistance of 'R' on the left hand side are in series. So,…
Q: The potential difference across a resting neuron in the human body is about 89.0 mV and carries a…
A: Given data: Potential difference (V) = 89.0 mV = 89.0×10-3 V Current (I) = 0.270 mA = 0.270×10-3 A…
Q: The circuit shown has three batteries of emf ε in series. Assuming the wires are ideal, sketch a…
A: Assume the batteries are ideal. So, each battery will increase constant emf. The resistor has a…
Q: 17. A capacitor is connected to a 20 V battery through a resistance of 102. It is found that the…
A:
Q: A battery is used to charge a capacitor through a resistor as shown. Show that half the energy…
A: The expression to determine the energy stored in a capacitor is,
Q: If 5.0 x 1021 electrons pass through a 8.1 Q resistor in 10 min, what is the potential difference…
A:
Q: A 18.0 V car battery runs a single 50.0 W headlight, how many electrons pass through it each second?
A:
Q: A 100 W light bulb designed to operate at 120 V has a filament with a resistance of 144 Q. What…
A: While we are designing the filament we always prefer metal having high melting point and thermal…
Q: A 1.5 [V] flashlight battery is connected to a wire with a resistance of 3.0 [N]. Figure shows the…
A:
Q: Assuming the voltage on the plates is held fixed, what fraction of the total energy stored in the…
A: Given, side length a=15cmseparated length l=0.8 mmVoltage V =320VResistivity ρ =3×1013 Ωm
Q: 1. What is the current at point b? 2. What is the magnitude of the potential difference (in V)…
A: Given circuit is
Q: A charged capacitor of capacitance 47 uF is connected to a voltmeter. The voltmeter reading is found…
A: The capacitance of the capacitor, C=47μF The maximum voltage on the capacitor in the charged state,…
Q: A copper wire of 10 Q and length L. At what point along its length must the wire be cut out so that…
A: Given : Length of copper wire is L Resistance of wire = 10 ohms
Q: In the figure given below, the ideal batteries have emfs E, = 150V and E2 the resistances are R1 3.0…
A: The voltage drop across a resistor with resistance R ohms when a current I flows through it is given…
Q: 2. Two ideal batteries are placed in the configuration as above. Battery one has the potential E1 =…
A: Given values: ε1=100 Vε2=25 VR1=2 ΩR2=0.5 ΩVP=50 V
Q: In the figure below, what is the potential difference V₁-V, between points d and c if 81 = 5.0 V, 82…
A:
Q: Dry air is a pretty decent insulator; it has a very high resistivity of 3 × 10'º 2 · m . Consider a…
A: Given, Side length a =15cmseparation distance l=0.8mmVoltage V =320 V
Q: Two ideal batteries: V1 of potential 27.02V and V2 of potential 5.89V provide power to the following…
A:
Q: In the figure below, what is the potential difference Va - V, between points d and c if 81 = 5.9 V,…
A:
Q: In the figure below, what is the potential difference V - Ve between points d and cif 81=4.7 V, 82=…
A: The aim of the question is to find the potential difference between the points d and c. The data…
Q: A portion of a circuit is shown in the figure, and the batteries have no internal resistance. What…
A: Current, I = 5 AResistance, R = 10 ΩVoltages are 8 V and 13 V. VA - VB = ?
Q: Question Post-1: Rank the absolute value of the difference in potential (voltage) between each pair…
A: Herewe will order the voltage differences
Q: A capacitor of capacitance C is connected to four resistors R1 = 652, R2 =40 R; = 92 and 4= 62 and a…
A:
Q: Α 3Ω 2Ω 12 V 5Ω 3Ω 7 V 13 V Τ I B Β
A: Let R1 = 2 ohm (in left most branch)Let R2 = 3 ohm (in left most branch) Let R3 = 5 ohm Let R4 = 2…
Q: 9. Four resistors R₁ = 30 02, R₂ = 65 2, R₂ = 20 02, and R₁ = 40 2 are connected as shown below.…
A: The circuit diagram is shown below.
Q: In the figure the ideal batteries have emfs E1 = 4.98 V and E2 = 10.6 V, the resistances are each…
A: Ohm's Law Ohm's law states that "if current is flowing through two points of a conductor, then the…
Q: In the figure the ideal batteries have emfs & = 150 V and 82 = 50 V and the resistances are R, = 3.0…
A: Suppose i current flows through the circuit. So using kirchoff's voltage rule, E1 - iR2 - E2 - iR1 =…
Q: Measurements made during severe electrical storms reveal that lightning bolts can carry as much as…
A: 1) Write the expression for the charge and substitute the required values to calculate the current.
Step by step
Solved in 2 steps