A magnetron in a microwave oven emits electromagnetic waves with frequency f = 2450 MHz. what magnetic field strength is required for electrons to move in circular paths with this frequency

Q: The sun emits energy in the form of electromagnetic waves at a rate of 3.9 x 1026 W. This energy is ...

A: Given data: The rate of electromagnetic waves are 3.9×1026W Pressure at the surface of sun is 1×104 ...

Q: What is the unified model for active galaxies?

A: An active galaxies are those which emits thousands times more of energy than that of a normal galaxy...

Q: Which one of the following is an example to positive feedback occurring in physiological system that...

A: The objective is to find which of the following is an example to positive feedback occurring in phys...

Q: A gate 4.00 m wide and 2.00 m high weighs 740 N. Its center of gravity is at its center, and it is h...

A: Given data, width of gate=4 ; height of gate=2 ; weight of gate=525 ; Angle=30o ; a) Tension in wire...

Q: A copper wire of square cross section is oriented vertically. The four sides of the wire face north,...

A: To explain the correct answer given below.

Q: A cylinder contains 0.250 mol of carbon dioxide (CO2) gasat a temperature of 27.0C. The cylinder is...

A: To draw a PV diagram for the gas process, we see that pressure remains constant and temperature will...

Q: A refrigerator has a coefficient of performance of 2. The ice (cice = 2090 J/kg.ºC) tray compartment...

A:

Q: Need help with the problem

A:  Let ω be defined as the angular frequency. Then from the given expression ig, ig=8cos105t A⇒ω=105 r...

Q: (3) A magnetic system at temperature T contains n non-interacting particles per unit volume, each of...

A: Part (a): Consider N non-interacting particles are present in the system of volume V. Each particle ...

Q: IE 3-28 ) please SolVE it

A:

Q: how relevant the effects of loading, Damage and Intact Stability of the Ship when float at Sea? and ...

A: Concept used: A ship becomes worthy of moving in sea only if it meets two requirements of stability:...

Q: 7. Suppose a 25.0 kg block rests on a horizontal plane, and the static friction coefficient between ...

A: Given data m=25 kgμ=0.22F=25 N

Q: Find the de-Broglie wavelength of neutron of energy 12.8 MeVAn electron has de-Broglie wavelength 0....

A: NOTE: We’ll answer the first question since the exact one wasn’t specified. Please submit a new ques...

Q: The assumption of isotropy states that   a. the universe looks the same at all epochs.   b. ...

A: Given The assumption of isotropy states that, as following below.

Q: The hydrogen Balmer line Hγ has a wavelength of 434.0 nm in the laboratory. It is observed in a quas...

A: Quasi-stellar objects or quasars are the distant objects in the universe. They are hard to detect bu...

Q: Please help me

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Q: For a unit cell with the set of real crystal lattice vectors a1 - (9.96, 0, 0) a2 - (5.58, 12.7, 0) ...

A: Given: a1=9.96i^a2=5.58i^+12.7j^a3=-1.31i^-4.33j^+4.75k^

Q: In the schematic, what is the voltage across R5?

A: Concept :  A Parallel circuit has certain characteristics and basic rules: A parallel circuit has tw...

Q: Which elements are needed to create resonance circuits O a. Resistor and capacitors O b. Capacitor a...

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Q: Show all working explaining detailly each step Answer must be typewritten with a computer keyboard! ...

A: initial speed of the particle = 2gk m/s Acceleration due to resistance of the medium = kv Net accele...

Q: What would the Continuity equation in terms of (1) the flow rate and (2) the mass flow (quote the pr...

A:

Q: The diagram below shows two successive scatterings at locations A and B. In the first scattering, a ...

A: This problem can be solved using the formula for the change in wavelength due to scattering in compt...

Q: The temperature in part of the sun's atmosphere is 5000K. Find the relative numbers of hydrogen atom...

A: Let n(E) be defined as the number of particles in energy state E. Then nE=gEe-EkBT Here, g(E) is the...

Q: Can I get help with this number?

A: Here, we use the work-energy theorem to get the speed of electrons and formulae for force due to ele...

Q: Does a refrigerator full of food consume more power if the room temperature is 200C than if it is ...

A:

Q: In problem 21.96 of your book. University Physics 15th edition (see End of the Chapter 12 section), ...

A: Given: The magnitude of first charge is q1=3.00 μC. The distance between two charges is d=13.0 cm. ...

Q: The focal point for a mirror is 56 mm behind the mirror. Determine whether the mirror is concave or ...

A: Given: f=56 mm

Q: A uniform, 255 N rodthat is 2.00 m long carries a 225 Nweight at its right end and an unknown weight...

A: Subpart (a): Let's consider the following free body diagram for the system. Here, L denotes the tot...

Q: The hydrogen Balmer line Hβ has a wavelength of 486.1 nm in the laboratory. It is observed in a quas...

A:

Q: an aerospace is moving away from the earth at a velocity v = 0.6c to carry out a research. when the ...

A: Answering part a ) since aerospace related question seems incomplete. Initial momentum of the hydrog...

Q: Explain the evidence that supports the big bang theory.

A:   According to the large Bang theory, the universe came into being from one , unimaginably hot and d...

Q: A Lennard-Jones potential with repulsive interaction prep (r) = A.r-12 with A =58.68 eV Å12 and Patt...

A:

Q: A block with mass M rests on a frictionless surface and is connected to a horizontal spring of force...

A: For SHM the maximum acceleration is given by the following expression: amax=km+MA⋯⋯1 Apply Newton's ...

Q: H.W) given the nonuniform field E = yax + xay + 2az Determine the work expended in carrying 2C from ...

A: Given: E=yax+xay+2az a.W=Q∫BAE.dL=-2∫BAyax+xay+2azdxax+dyay+dzaz=-2∫10.8ydx-2∫00.6xdy-4∫11dzThe give...

Q: Advanced Physics Question

A: Given: The damping ratio is 193. Introduction: In the case of the mechanical systems, energy was sto...

Q: What is the total kinetic energy of the decay products when an upsilon particle at rest decays to t+...

A: The Q value of a nuclear reaction is given by the following equation. Here, min is the total initia...

Q: Why do we see most quasars at great distances?

A: In the whole universe Quasar are like those of astronomical object whose luminous comparable to othe...

Q: Explain the advantages and disadvantages of Shortest Processing Time and Earliest Due Date sequencin...

A:

Q: Why should the cord connecting the carrier to the hanging pan and passing through the pulley be made...

A: As we know pulley generally used in many ways like, it changes the direction of force, It moves an o...

Q: A vibrating string 50.0 cm long is under a tension of 1.00 N. The results from five successive strob...

A: Given data l=50 cmF=1 N

Q: How does the Hubble constant relate to the age of the universe?

A: Hubble constant is defined as the proportionality constant between velocity of galaxies far from us ...

Q: Which of the following equation consequence() to the equation V.(V x E) Select one: O a. V.B O b. - ...

A: please see the next step for solution

Q: Why must engineers and scientists shield against x-ray production in high-voltage equipment?

A: Given:-           There are some electromagnetic waves in physics x-ray. This type of x -ray can use...

Q: 1_The volume of water per minutes accumulated in the volumetric bench in flow over weirs exp. Repres...

A: The volume of water per minute accumulated in the volumetric bench in flow over weirs represent the ...

Q: Loads are placed on all three corners of an equilateral triangle with an edge of 6 cm, as shown in t...

A: The force between two charges is given by the relation, F=14πε0q1q2r2 The electric field due to a po...

Q: Advanced Physics Question

A:

Q: Two wires carry the same current of I = 85.0 A and are oriented perpendicular to the plane of the pa...

A: Given: The current in wires is I=85.0 A. The distance between point and wire is d=0.150 m. The dir...

Q: As measured by an observer on the earth, a spacecraft runway on earth has a length of 3600 m. (a) Wh...

A: (a) Let L0 denotes the actual length of the runway, L denotes the runway length measured by the obse...

Q: Theoretical massive particles that weakly interact with other matter are classified as   a. MACH...

A: Theoretical massive particles that weakly interact with other matter are classified as WIMPs. These ...

Q: There are two rockets that leave from a planet, and each traveling at significant fractions of the s...

A: We can use principle of relativity.