How much work is done by a 12-V automobile battery in moving 5x102" electrons from the positive terminal to the negative terminal?
Q: If E<Er and T-0°k, prove the probability of finding electrons equal 100%.
A: If E<Ef and T =0°K , prove the probability of finding electrons equal 100%
Q: Electrical Engineering A circular cathode and a circular anode each of radius a = 20 mm are…
A: Given: A circular cathode and a circular anode each of radius a = 20 mm are separated d = 40 mm…
Q: Please choose one: a) many free electrons b) several free electrodes c) no holes or free electrons…
A: The semiconductor can behave as insulator as well as conductor but at different conditions…
Q: How much work is done by a 12-V automobile battery in moving 5x100 electrons from the positive…
A: We need to find work done for given voltage and charge .
Q: 1. A positively charged dielectric has a charge of 2 Coulombs. If ["12.5x10" 1 ^18 free electrons…
A:
Q: -Apotential difference of 2Vismaintained across a 80 resistor fora period of 22s. What total charge…
A:
Q: silver is the best conductor. How many valence electrons do you think he has
A: Silver is the best conductor. It has 47 number of total electron. Silver is the best conductor…
Q: Ohm's law is applicable to Semi-conductors O Vacuum tubes electrolytes O None of these O O O O
A: from limitations of ohms law we will choose correct option.
Q: the smallest value of the charge is half of the electron charge Select one: O True O False
A:
Q: In the figure below, what will be your work done in joules if you move an electron along the 70-V…
A: We need to find out work done for equipotential surface .
Q: What will be energy used by the battery if the battery has to drive 6.28 x 10^18 electrons withp…
A: Given: Number of electrons, n=6.28×1018 Potential difference across the terminal, V=20 V
Q: 2. Determine the time required for 4 x 1016 electrons to pass through the imaginary surface of the…
A: Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: diode is tested with an ohmmeter. The ohmmeter indicates a reading of 4W regardless of which way the…
A: the diode is probably forward biased
Q: A 4-A current charging a dielectric material will accumulate a charge of 24 C after 6 s.
A: Given: Charge= 24 C Current= 4A Time= 6 s We know that Charge = current * time
Q: An electron moves through a voltage of 9 V from the positive polarity to the negative polarity. How…
A: Given: Potential difference, V=9 V Magnitude of charge on electron, Q=1.6×10-19 C
Q: How much energy is imparted to an electron as it flows through the 8V battery from positive to…
A: The energy imparted to the electron as it flows from the battery of 6V from positive to negative…
Q: The amount of potential required to remove an electron from an atom is the _____ of the atom.
A: The amount of potential required to remove an electron from an atom is the ionization potential of…
Q: Two point charges q,- ZuC and 92 - BuC are 30 cm apart from each other. Another charge q is placed…
A: The solution can be achieved as follows.
Q: 4. IfE < Er and T=0°k, prove the probability of finding electrons equal 100%. 5. Calculate the…
A: From the Fermi Dirac distribution function we can able to find the probability of finding the…
Q: value of current i(t) (milli ampere) will flow in following circuit having resistance of 15 ohms &…
A: In this question we need to find current I(t)
Q: The terminals of a certain battery are labeled a and b. The battery voltage is v ab = 12 V. To…
A: Energy stored in battery is given E = 600 J Voltage across the terminal ab is Here a is positive…
Q: resistor R in series with a germanium diode and an LED lamp is connected across a 12V dc supply.…
A:
Q: n ampere (A) of current is defined as the amount of charge that passes through a reference plane in…
A: It is known that current is defined as amount of charges flowing per second though a conductor .…
Q: An electron has a charge of -1.6 x 10-1⁹ C. How many electrons would be needed to produce a net…
A: Given, Charge on electron, e=-1.6×10-19 C Net charge, Q=-5.8×10-6 C
Q: Four unknown point charges are held at the corners of a swuare.Suppose q4 is at equilibrium and q, =…
A:
Q: how many protons have a combined charge of 5.4 pC (picoCoulombs)
A: Given data: Total charge Q=5.4 pC=5.4×10-12 C
Q: Q3/ compute the require temperature in C° for put a sample of germanium in order to has energy gap…
A: We need to calculate the required temperature in °C to put a sample of germanium in order to have…
Q: If the current entering the positive terminal of an element is i = - 4e ^ (- 2t) * A and the voltage…
A: For energy we will do integration of multiplication of voltage and current .
Q: What is the electron velocity in the channel if un = 600 cm2/V •s and the electric field is 5000…
A: Given Part (a) un=600 cm2/V.s E=5000 V/cm Part (b) un =400 cm2/V.s E=1500 V/cm
Q: Valence electrons are _____. 1. the total number of electrons in a charged element. 2. the total…
A: Valence electrons are _____. 1. the total number of electrons in a charged element. 2. the total…
Q: A 4-A current charging a dielectric material will accumulate a charge of 24 C after 6 s. Select one:…
A: I=4A q=24C t=6s i=qt
Q: A current 0.25 A exits in a 60-ohm lamp. The potential difference is
A: Given data, Current is given I = 0.25 A Resistance is given R = 60 ohm.
Q: [11] Insulators have valence electrons. two three O four O None of the above
A: Insulator are those who has no free electrons to roam or share with neighbouring atoms electrons
Q: Q2/ For the current shown in the figure below, find the charge waveform and then find the value of…
A: The solution is given below
Q: How much energy is imparted to an electron as it flows through a 6V battery from the positive to the…
A: The expression for the energy imparted to the electron is given as:
Q: A zener diode is rated at 6.8 Vdc, 1 watt. What is the maximum zener current the diode can safely…
A: Given, Vz = 6.8 Volt, Pmax = 1 Watt, To calculate maximum zener current that diode can safely…
Q: An electron moves through a voltage of 9 V from the positive polarity to the negativepolarity. How…
A: Since the electron is moving from positive polarity to negative polarity, the electron will lose…
Q: how much is the resistance in a circuit of 15 V of potential difference produces 500 mA of cirrent?
A: Resistance R of a resistor in a circuit :R=VI →Equation (1)Here, I is the current flowing through…
Q: 4. If E < Ep and T=0°k, prove the probability of finding electrons equal 100%.
A: If E<EF Probability of finding electrons equal to 100%. Where E energy level. EF Fermi level…
Q: Electrons are free to move about the crystal lattice. Select one: O True O False
A: Electrons: It is a subatomic particle, that have charge of negative electricity. The electrons are…
Q: An insulator is a material containing _____ valence electrons. Select one: A. THREE OR FOUR B.…
A: There are very few valence electrons in an insulator which indicates least conduction and very high…
Q: Determine the current level if the Source Voltage = 15 V and Resistor = 3 kilo ohms. Given diode is…
A:
Q: The depletion region is O Region of opposite charges O The region of free of charge carriers O…
A:
Q: What is its temperature coefficient of resistance at 30 oC?
A: Resisitivity of silver ρ20 is 1.59x10-8 at 20o and temperature coefficient of silver…
Q: There are charge densities of 2 uc/m2, 2 uc/m2 and -2 uC/m2 respectively on the plates in the…
A: In this question we need to find a magnitude of the electric field in region c
Q: An n-type piece of silicon experiences an electric field equal to 0.1 V/μm. (a) Calculate the…
A: Here, Electrical field experienced by the n-type piece of silicon E = 0.1 V/μm = 1000 V/cm Mobility…
Q: What potential difference is required across an 8-0 resistor to cause 27.78 A to flow through it?
A: Given, The potential difference, V =? Resistance, R=8 Ω Current, I=27.78 A
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- You are a journeyman electrician working in an industrial plant. Your task is to connect an inductor to a 480-V, 60-Hz line. To determine the proper conductor and fuse size for this installation, you need to know the amount of current the inductor will draw from the line. The nameplate on the inductor indicates that it has an inductance of 0.1 H. An ohmmeter reveals that it has a wire resistance of 10 . How much current should this inductor draw when connected to the line?Diodes and rectifiers allow current to _________. flow in one direction only flow in both directions divide paths of flow none of the aboveAn office building uses a bank of 63 lead-acid cells connected in series with a capacity of 80 amp-hours each to provide battery backup for their computers. The lead-acid cells are to be replaced with nickel-metal hydride cells with a capacity of 40 amp-hours each. How many nickel-metal hydride cells will be required to replace the lead-acid cells and how should they be connected?
- How many valence electrons are generally contained in materials used for insulators?An inductor has a current flow of 3 amperes when connected to a 240-volt, 60-Hz power line. The inductor has a wire resistance of 15 . What is the Q of the inductor?You are working in an industrial plant. You have been instructed to double the capacitance connected to a machine. The markings on the capacitor, however, are not visible. The capacitor is connected to 560 volts and an ammeter indicates a current of 6 amperes flowing to the capacitor. What size capacitor should be connected in parallel with the existing capacitor? What is the minimum AC voltage rating of the new capacitor? What is the minimum DC voltage rating of the new capacitor? What is the minimum KVAR size that can be used in this installation?
- You find that a 25-F capacitor connected to 480 VAC is defective. The storeroom has no capacitors with a 480-VAC rating. However, you find two capacitors rated at 50 F and 370 VAC. Can these two capacitors be connected in such a manner that they can replace the defective capacitor? If yes, explain how they are connected and why the capacitors will not be damaged by the lower voltage rating. If no, explain why they cannot be used without damaging the capacitor.2. Determine the time required for 4 x 1016 electrons to passthrough the imaginary surface of the figure if the current is 5mA.How much energy is imparted to an electron as it flows through a 6V battery from the positive to the negatvie terminal?
- What will be energy used by the battery if the battery has to drive 6.28 x 10^18 electrons withp potential difference of 20 V across the terminal ?A diode is tested with an ohmmeter. The ohmmeter indicates a reading of 4W regardless of which way the ohmmeter leads are connected. The diode is probablyHow much energy is required to remove an electron in the n = 2 state in a hydrogen atom?
