If the Hydrogen atom has a quantum number of 3, solve for the energy and radius.

Q: . The charge of a point charge is 2.50 x 10 -11 C. Find the distance from the point charge where the…

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Q: Water is boiled to add moisture to the air in a room to help a COVID patient breathe better. Find…

A: We are given 0.038 kg of water at 200 C. And we have to convert water from 200 C to water at 1000 C.…

Q: A person weighs 28 lb on the moon, where gmoon = 5.32 ft/s?. Determine (a) the mass of the person;…

A: Given, wight of the person on the moon, W = 28 lb acceleration due to gravity on moon, gmoon = 5.32…

Q: 10-9. The following noise spectrum was obtained from a jet aircraft flying overhead at an altitude…

A: Your answer is 108dB

Q: An object weighing 500kg is to be pulled by a man by exerting a force P. Force P is inclined at an…

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Q: Find a and b such that v = au + bw, where u = (1, 2) and w = (1, –1). v (9, 3) a = b =

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Q: A large balloon has a volume of 3.4 m3. As it rises in the Earth's atmosphere, its volume expands.…

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Q: A. 6.82*1-5 000572265 A 8x15 O.cc0572265 1-11 1 O1000572265 A. 1.364 *(0 %3D 0.000572265 -4 1.429*10…

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Q: A paramagnetic substance in the form of a cube with sides 1 cm has a magnetic dipole moment of 20 ×…

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Q: An object weighing 500kg is to be pulled by a man by exerting a force P. Force P is inclined at an…

A: Mass of the object m=500 kg which is at an inclined plane of 25o has a force P exerted on it to move…

Q: At present there are 8 planets in the solar system. In the early models, there were only 6 planets.…

A: The universe is expanding continuously and getting bigger which, provides the reason behind the…

Q: A block of wood has a mass of 3.72 kg and a density of 571 kg/m?. It is to be loaded with lead…

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Q: Which of the following best describes an electric potential? a. force per unit charge b. electric…

A: Given data:  Original potential energy = U New electric potential energy (U') = 4U Two equal charges…

Q: A cylindrical tank with a large diameter is filled with water to a depth D = 0.350 m. A hole of…

A: Since the tank and hole are exposed to the atmosphere, the gauge pressure at both points will be…

Q: 44. A metal ramp 6.00 m long is tilted 10.0° and is used to load and unload a moving van. Suppose a…

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Q: metal sphere of radius 10 cm carries a charge of +2.0 µC uniformly distributed over its surface.…

A: GivenRadius of metal sphere, r1=10 cmCharge, q=+2 μCDistance outside the sphere, r2=5.0 cm

Q: In Figure (a), two identical rectangular rods of metal are welded end to end, with a temperature of…

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Q: Q1) The shooter in position A throws a ball when the receiver is at the position B. as shown in…

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Q: 6) Suppose water is dripping from a gutter at the top of a three story tall building.  The drips of…

A: The drips of water leak out at a steady rate of 4 drips per second.  the drops of water fall under…

Q: If a 1500-W hair dryer is connected to a 120-V line. What is the maximum current drawn? I = What is…

A: Electric power is given by P = I×V And by Ohm's law, V = IR

Q: spherical capacitor contains a charge of 3.30 nC when connected to a potential difference o 220 V.…

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Q: A power output of 18.0 h.p. is required to overcome friction and move a certain car at a constant…

A: The power required to move a body at a certain velocity is given by P = F×v, where F = the force…

Q: A rocket whose initial mass is  12,500 kg is in deep space and consumes fuel at a rate of  62.5 kg…

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Q: explain how drawing ray diagrams helped you to build a model of a camera.

A: Ray optics is a limiting case of wave optics. In order to deal with the size, position and nature of…

Q: Calculate the resonance frequency of spin-flip transition of a proton in a magnetic field of 0.60 T.…

A: Solution: Given: To compute NMR frequency of spin-flip transition of a proton in magnetic field. B =…

Q: Solve for the unknowns. Find all the currents and voltages across each resistor and cell in the…

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Q: 8. (II) Show that the rms speed of molecules in a gas is given by vms p is the gas density. 3P/p,…

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Q: A circuit contains a resistor in series with a capacitor, the series combination being connected…

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Q: A proton at position 'A' would go and an electron at 'B' would go North West East В South O West…

A: The proton and electron both will attract each other because they both are of the opposite polarity.…

Q: Whale and Kanmuro are two islands located in the Chimera archipelago. These two are separated by a…

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Q: A long wire connected to the terminal of a 12.0 V battery has 6.4 x 1019 electrons passing a cross…

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Q: A hollow metal sphere has radius of 10.0 cm and a concentric metal spherical shell has an inside…

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Q: A 5.0 L volume of ideal neon gas (monatomic) is at a pressure of 3.0 atmospheres and a temperature…

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Q: Charged particles amounting to -9C are placed on a spherically conducting shell having a point…

A: According to Gauss theorem Electric flux= qenc /E0

Q: a) What is the speed of the proton if it is not deflected? (that is, it moves in a straight line…

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Q: A particle moves from the point (2.0i + 4.0j) m at t = 0 with an initial velocity (5.0i + 4.0…

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Q: PROBLEM : Waves of wavelength 35 cm and amplitude 1.2 cm move along a 15-m string that has mass of…

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Q: Emily is testing her baby’s bath water and finds that it is too cold, so she adds some hot water…

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Q: An ideal air-core solenoid has a length of 6.5 cm, area of 2 cm² and 3000 turns. Find the self-…

A: Given data as per question L  = 6.5cm A =  2cm2 N =3000

Q: A block of wood has a mass of 3.61 kg and a density of 592 kg/m³. It is to be loaded with lead (1.13…

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Q: Explain the concept of quantum computing.

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Q: 4. When the momentum of an object doubles and its mass is constant, its kinetic energy is: a. is…

A: 4)Given, Momentum of an object doubled and mass remais constant   Let mass of object is m and…

Q: A narrow beam of ultrasonic waves reflects off the liver tumor in the figure below. If the speed of…

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Q: A block of mass M is attached to lower end of a vertical spring. The spring is hung from the ceiling…

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Q: Why do roofs of small houses blow off by strong winds during a stormy weather?

A: Note: Since you have posted multiple different question. Due to company guidelines it is our…

Q: Electromagnetic waves travel in a medium at a speed of 2.0 x 10^8 ms - 1. The relative permeability…

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Q: Suppose a person uses a mechanical jack to lift one half the weight of a car with a mass of 1200 kg.…

A: Given:m=1200 kgdin =40.0 cm=0.40 mdout=5.0 mm=5.0*10-3 m

Q: ojectile is fired horizontally at a speed of 9 m/s from an 90-m-high cliff. Find (a) The velocity…

A: GivenInitial speed of projectile in horizontal direction, ux=9 m/sheight of cliff, h=90 m

Q: The equation that describes the potential energy stored in the interaction between two atoms in a…

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Q: A pile driver is a device with a heavy hammer weight that is lifted and then dropped onto a pile…

A: Here we will use the conversion of kinetic energy into the work done for pushing the pole. Work done…

The Bohr model

Students often get confused between Rutherford’s model and Bohr model of an atom. They interpret the postulates of both these models to be the same, which is incorrect. Rutherford’s model differs from Bohr’s model in the following ways: