Using KVL and KCL find i1 and i2 R1 R2 200 500 R3 10V 5V 100

Q: The work functions of metals A, B, and C are 3.0 eV, 4.0 eV, and 5.0 eV, respectively. UV light…

A: Given: The work functions for metal A is 3.0 eV. The work functions for metal B is 4.0 eV. The work…

Q: This uses a magnetic field to separate particles by their mass. A Mass Spectrometer B Velocity…

A: Given :-instrument use magnetic field to separate particles by their mass.

Q: Suppose we do an experiment using the setup shown in the figure where green light with a wavelength…

A: Wavelength = 540 nmWork function = 2.1 eVWe know that energy associated with photon = hc = 1240…

Q: Two absorption lines in copper have wavelengths of 0.154 nvm and 0.139 nvm. Find the ratio of the…

A: When electrons of high energy strikes  on the metallic anode of an x -ray tube ,x -rays with a…

Q: CUIT 2V = 7 70 100 I 0 mA 200 100 mA 100 mA DAY 1, 09:06 PROGRESS: 62% Fill in the missing…

A: In a series circuit the current is the same at any particular point on the circuit and the sum of…

Q: What are the colors of a 4- bands resistor of a value R= (10 +or- 0.5) ?

A: R= (10 +or- 0.5)

Q: The energy of ultraviolet photons is approximately electron-volts, eV.

A:

Q: It Vbat = 4.4 V and C = 3.5 F, what is the potential difference V (in Volts)? Vbat

A: Given data : Vbat=4.4 V C=3.5 F

Q: Calculate the frequency and wavelength of a 140-keV ray.

A: Given data:  Energy of ray (E) = 140 keV Required: Frequency (f) and wavelength (λ)

Q: What is the cutoff frequency for an x-ray tube operating at 51.4 kV? |x1019 Hz

A: Operating voltage, V = 51.4 kV Cutoff frequency, fo = ?

Q: What is the energy in joules and eV of a photon in a radio wave from an AM station that has a 1365…

A: frequency of protonf=1365k Hzf=1365×103 Hz

Q: What is the energy of a 858 nm photon in eV? (Note: Planck's constant for eV units is 4.135 1o 15…

A: Given: The wavelength of light is 858 nm.

Q: The photons with the highest energy are Energy (electron volts, eV) 10 10 10 102 102 10 104 10 10…

A:

Q: The photons with the longest wavelength are Energy (electron volts, eV) 10 10 10 10 10 10 10 10 10…

A: From the electromagnetic spectrum: The gamma rays have a wavelength 10-14 m that is the shortest.…

Q: We know that electric charge is quantized and conserved. Can we say the same about Magnetic poles?…

A: Quantization of magnetic poles:

Q: Which wavelength below has zero solar energy reaching the ground? Spectral parts UV VIS IR-A IR-B…

A: This curve is spectral irradiance on y axis and Photon wavelength on x axis. It is known as Black…

Q: #6) FiNDI, (Hint Supenmade with dependent source) Vz +IZV YI. +) Compute Vo : 2mA 4ke 4mA

A:

Q: Two common designs for a spectrometer’s optics are single-beam and double-beam. Explain the…

A: The differences between the two designs is that the double beam spectrometer emits one beam of light…

Q: The human body is to radio waves, to visible light, becomes as the frequency rises into X and Gamma…

A:

Q: If the energy of a phonon is 0.044 ev, then its frequency in GHz is: A/5547 B/6626 C/4489 D/7754

A:

Q: m= 30 kg V = 10 mls Find runetic energy.

A: Given data : Mass=m Velocity=V   Find : Kinetic energy

Q: what happens if the temp drops back to Tc? What do you need to do to the instruments then?

A: Due to temperature difference there is change in the string ductility.

Q: What is the potential difference across the 12.0-uF capacitor? 36 V 6.0 μF 6.0 μF 16 3.0 μF d

A:

Q: What is the range of photon energies for visible light in eV, given that the range of visible…

A:

Q: An energy inefficient incandescent light bulb uses a hot filament to produce a continuous spectrum…

A: Using wien's displacement law:-  (Peak wavelength × temprature ) = 2.898 × 10^-3 mK  Wavelength =…

Q: What is the ratio between the electric current when the light intensity is 100% and when it is 50%?

A: Photoelectric effect is the phenomenon of emission of electrons from the surface of a metal when…

Q: Sl unit for LET is the newton , but it-2 is most typically expressed in units of kilo electron volts…

A:

Q: The density of electrons increases along the coordinates of a metal according to the relationship n…

A:

Q: The current of a beam of electrons, each with a speed of 900 m/s, is 5.00 mA. At one point along its…

A: The energy associated with the electron beam before the potential step is the kinetic energy of the…

Q: How many photons are emitted per second from a semiconductor laser which emits 0.75mW of light at a…

A: Given that, Wavelength = 540 nm We know that, E=hcλ                   Equation 1here, planck's…

Q: solve equation Fmag = evB = _______?_______ (in terms of me, v, r) for the speed of the electron…

A:

Q: Give the velocity of electrons with a wavelength of 6.26 nm in units of 105 m/s

A: Using De-Broglie relation The wavelength of the particle is given by Where h = Planck constant =…

Q: vo = /2gH

A: Introduction: Basic kinematic equation gives the better explanation of Newton’s laws of motion. In…

Q: What is the energy, in eV, of a light wave with a wavelength of 700 nm?

A: Given that:Wavelength, λ=700 nm

Q: What is the difference between pmos and nmos? What is the difference between pmos and nmos current…

A:

Q: In a laboratory experiment designed to duplicate Thomson’s determination of qe / me , a beam of…

A: The Lorentz force on the electron is given by,

Q: What are the J units converted to eV?

A:

Q: Find the current

A: Find the current in the circuit using a single loop equation

Q: pls ans 7 to 10

A: Waves are defined as disturbances that propagate energy from one point to another.   A wave is…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.