In which portion of the spectrum is the core of the galaxy invisible?   a. infrared   b. visible   c. gamma ray   d. X ray   e. radio

Q: The maximum mass limit for a ________________ is 1.4 solar masses.   a. red dwarf   b. white...

A: Concept used: There is maximum mass limit for stars so that they do not collapse.

Q: Plz don’t forget to sketch a diagram (with forces) and formulas complete on it

A:

Q: Describe changes that will happen if the Planck constant h suddenly decreased by 10 orders of magnit...

A: The Planck constant, or Planck's constant, is the quantum of electromagnetic action that relates a p...

Q: A photon with wavelength 7.10*10^-2 nm is incident on an electron that is initially at rest. If the ...

A: Given data, Wavelength of the incident photon = 7.1x10-2 nm = 0.71x10-10 m = 0.71 Angstrom

Q: In an experiment replicating Millikan’s oil drop experiment, a pair of parallel plates are placed 0....

A:

Q: Classwork-4/29/21 Lucy and her friend are working at an assembly plant making wooden toy giraffes. A...

A: please see the next step for solution

Q: Calculate the speed required for a satellite moving in a circular orbit 550.0 km above the surface o...

A: Denote the height of the satellite from the earth’s surface with h.

Q: Object of masses m, = 8.0 kg and m, = 4.0 kg are connected by a light string that passes over a fric...

A: Part (a) Given: The mass of object at inclined plane is m1=8.0 kg. The mass of object hanging is m2...

Q: The period–luminosity relation is useful in determining   a. the mass of a star for which the di...

A: Period-luminosity relation :-                                                   According to this re...

Q: Helium-neon laser light (? = 632.8 nm) is sent through a 0.320 mm wide single slit. What is the widt...

A: Given: The wavelength of the Helium-neon laser light is 632.8 nm The width of the slit is d = 0.32 m...

Q: Procedure: Determine the resistance of each resistor given its color code. Resistor # First ...

A: Resistor: An electrical component that oppose the flow of electric current in the circuit. Resistanc...

Q: Calculate how much energy is released when 239Pu absorbs a thermal neutron and fi ssions in the react...

A: How much energy is released when 239Pu absorbs a thermal neutron. given, Reaction :n+Pu94239→Pu*9424...

Q: The gauge pressure in each of the four tires of an automobile is 240 kPa. If each tire has a “footpr...

A: Given: The gauge pressure in each tire is P=240 kPa. The area covered by each tire is A=190 cm2. T...

Q: Which of the following requires extremely high temperatures? A) fission reactions only B) fusi...

A:

Q: If a stellar remnant is in between 0.4 and 1.4 solar masses, the resulting object will be a   a. ...

A: If a stellar remnant is in between 0.4 and 1.4 solar masses, the resulting object will be a white dw...

Q: The density of a ________________ is greater than the density of a _________________.   a. white...

A: A white dwarf is a stellar remnant of a star, which is formed after the star depletes the hydrogen f...

Q: 2. Modern physics.  Please provide a clear, correct, and well explained solution for the following

A: please see the next step for solution

Q: a question of Photonics a glass slide with thickness of "d" and refractive index of "n" is in the op...

A: Snell law:n1sinθi=n2sinθtθt=θi'n2sinθi'=n1sinθt'so, n1sinθi=n1sinθt'θt=θi'

Q: Can three vectors of different magnitudes be combined to form a zero resultant? Can two vectors be c...

A: Yes, three vectors  of different magnitudes  can given zero resultant.

Q: Is it true that a magnetic field can cause an increase in the kinetic energy of a charged particle? ...

A:

Q: An positron (electron with a positive charge) starts at rest and accelerates through an electric fie...

A: The positron initially rest and accelerates in the electric field with a potential difference V and ...

Q: Q: Vollage asoss the Capacitou in cirauk. Find across under de cendition 142 442 CITV 3242

A: Under dc conditions, the circuit becomes that shown below:

Q: (a) Based on the observations, determine the total mass M of the planet. (b) Which moon and planet o...

A: Given: The time period for orbit is 7 hours. The radius of orbit is 48000 km. Introduction: Kepler's...

Q: Two blocks, with masses m and 3m, are attached to the ends of a string with negligible mass that pas...

A: please see the next step for solution

Q: You are investigating the report of aUFO landing in an isolated portion of New Mexico, and you encou...

A: Given: Intensity is 0.11Wm2 at distance 7.5m from source. Threshold of pain is at intensity 1.0Wm2.

Q: Please solve this homework question accurate please. if accurate i will rate it up thanks.

A: Given: Diameter D=26.0cm=0.26m Wavelength of green lamp is λ=500nm=500*10-9m. Distance d=1.40m

Q: Modeling with periodic functions: Cyclical exponential decay. A spring is attached to the ceiling an...

A: Given: D(t)=50.7746t·cos26πt

Q: 1. Modern physics.  Please provide a clear, correct, and well explained solution for the following

A: Gamma radiation is an energetic form of radiation which is a form of Electromagnetic radiation. It h...

Q: A shell of gas slowly ejected by a giant star is known as a   a. supernova remnant.   b. nov...

A: When nuclear  fuel of star are exhausted  as  in case of sun the nuclear  reaction  take place as fr...

Q: A 1m tall vertical tube is filled with 20 degrees C of water.  A tuning fork vibrating at 561 Hz is ...

A: At what water heights, measured from the bottom of the tube, will there be a standing wave in the tu...

Q: Three friends x, y, z are standing in a line at equal distance of 2m . Person y is standing exactly ...

A: Frequencies  which are very loudly audible for  y are performing destructive  interference. Path dif...

Q: Plz don’t forget to sketch a diagram (with forces) and formulas complete on it

A:

Q: very fast please

A: The force on a current-carrying conductor placed in a magnetic field is given as follows 

Q: Find the capacitance for the capacitor has 0.5 mC charge and the potential difference 20 V: O 4.9 10...

A: please see the next step for solution

Q: We begin by supposing that elsewhere in the universe there is a planet exactly like Earth in virtual...

A: Philosopher Tyler Burge has argued that the whole experiment is flawed, as Earth Oscar refers to the...

Q: Lightning bolts can carry currents up to approximately 20 kA. We can model such a current as the equ...

A: Given :- I= 20 kA and 10 A Length =5.0 cm    

Q: A 2.37 cm tall object is placed 20.7 cm away from the flat side of a plano-convex lens that has a fo...

A: Distances on the left side  of lens will be taken as negative and right side will be taken as positi...

Q: Two large containers X and Y of the same size are filled with different fluids. The fluids in contai...

A: Given: Two large containers X and Y of same size filled with different fluids maintained at 0° C and...

Q: If a pulsar’s period is 0.05 seconds, how many times does it spin in one day?

A: Given data, Time period of the pulsar = 0.05 seconds

Q: (A) At what frequency will we observe spectroscopic transitions between the nuclear spin states of a...

A: The energy levels of a proton in a magnetic fields are split into two spin states. The energy differ...

Q: What are the Transition Metals?

A: Transition Metals are the metals that contains valance electrons. These electrons take part in bond ...

Q: Keeping into consideration the shell-model of nucleons, a) calculate the angular momentum of each ...

A:

Q: What is degenerate matter and why is it important to the study of stars?

A: Degenerate matter is usually modeled as an ideal Fermi gas (an ensemble of non-interacting fermions)...

Q: 11) A solid sphere, a uniform disk, and a hollow hoop all having identical masses and radii are star...

A:

Q: 2 narrow, flat metal plates are positioned vertically, 20.00 cm. The first plate has a positive char...

A: The surface charge density on vertically placed plates is given to be, σ=±630×10-3  C/m2 So the hori...

Q: A pickup truck is traveling along a straight flat highway at a constant speed of 10 m/s measured rel...

A:

Q: Two bulbs (each w/resistance 2) are to be connected to an ideal source of emf (8V) and negligible in...

A: Given : Two bulbs with Resistance = 2Ω emf = E =12 V    

Q: ation with

A: 1. Fluorescent lamps functions by the concept of ionized mercury vapor inside glass tube. In this p...

Q: A particle moving in one dimension interacts with a potential V(x).In a stationary state of this sys...

A: If V(x ) is Potential  , Potential energy ,U= m.V(x)   Also , -∂U∂x=Force applied 12<x∂U∂x>=12...

Q: 4-5) Its a solved question but i cant read handwriten . please type it

A: Given that : The energy of a photon is: ε we find the ratio: E +εE WE ASSUME           ε <<E  ...