In laboratory, we use multimeter to measure voltage across electrode which has reading scale up to 20volt.
That means maximum allowed potential difference should be 20volt.
9. In the performance of this laboratory, what is the recommended maximum allowec potential difference from...
What is equilibrium potential? And what is the positive or negative potential of the difference between the given potential and equilibrium potential to have oxidation or reduction? What kind of function the polarization has in the electrochemical reaction? And how the polarization of the electrode can be formed? How the current value can be obtained in the electrochemical reaction? Can you explain the mass transfer and charge transfer processes?
Which of the following statements is TRUE? Select one: a. Cell potential is the difference in electromagnetic potential between two half cells of an electrochemical cell b. Cell potential is also known as electrovoltaic force c. Cell potential is the difference in electric potential between two electrodes of an electrochemical cell d. A small battery will have a smaller cell potential than a large battery made out of the same materials e. Cell potential increases as a battery is discharged...
Calculations with household circuit wire The maximum recommended current in a 12-gauge (r = 1.03 mm) copper wire used in household circuits is 20A (a) What is the resistance of a 1-meter long section of that 12-gauge wire? (b) What is the potential difference across that section when the current is 20 A?
10. An AC generator producing a maximum potential difference of 210
Problem 9: An electron is accelerated from rest by an electric potential difference of 12.5V. (a) What is the electron's final speed? And what is the value of its final de Broglie wavelength? (6pts.) (a) What is the energy of a photon with the same wavelength as the electron? Give your answer in eV and joules. (6pts.)
The inductor in an LC oscillator has inductance of 1.8 mH.The maximum potential difference across the capacitor is 7.2 V. When the potential difference across the capacitor is 2.4 V, the current through the inductor is 76 mA. What is the total energy stored in the oscillator, in ud?
What is the potential difference ΔVAB? What is the potential difference ΔVBC ?
In an oscillating LC circuit in which C = 4.4 PF, the maximum potential difference across the capacitor during the oscillations is 1.9 V and the maximum current through the inductor is 41.7 mA. What are (a) the inductance L and (b) the frequency of the oscillations? (c) How much time is required for the charge on the capacitor to rise from zero to its maximum value? (a) Number Units Units (b) Number (c) Number Units
In a laboratory experiment, a beam of electrons is accelerated from rest through a 148-V potential difference. The beam then enters a uniform magnetic field and follows a circular path of radius r = 19.1 cm in the field region. (a) What is the angle between the magnetic field and the electrons' velocity? (b) What is the magnitude of the magnetic field? Submit Answer
what is the potential difference between a point 0.79mm from a charge of 7.6 nC and a point ar infinity? (kc = 8.99 x 10^9 Nm^2/C^2)