Imagine that the proton an electron in a hydrogen atom were not charged. They could still form an atom based on the gravitational attraction between the two quantons. What would be (a) the minimum orbital radius and (b) the minimum energy of the electron in this gravi- tational atom?

Q: An object of mass mi= 2.50 kg placed on a frictionless, horizontal table is connected to a string…

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Q: Two boxes A and B are at rest on a frictionless surface. MA>MB (M = mass). Two equal forces are…

A: Let the magnitude of the force applied on the boxes is F.The acceleration of box A aA=FmAThe…

Q: (a) A 0.740-m-long section of cable carrying current to a car starter motor makes an angle of 40°…

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Q: Which of the following is not a conservative force? Nuclear force Force due to gravity Viscous drag…

A: Conservative Force:The work done by a conservative force is independent of the path which means the…

Q: What is the minimum Energy possessed by the particle in a box? TT²ħ²/2mL² TT²/²/2mL Zero O π²h/2mL

A: This question is from particle in one dimensional infinite box

Q: Question 1: When an external magnetic flux through a conducting loop decreases in magnitude, a…

A: These are the questions related to the electromagnetic induction. Its answers will be__

Q: Figure shows the parabolic E versus k relationship in the valence band for a hole in two particular…

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Q: Problem 02.043 - Equilibrium of a particle - DEPENDENT MULTI-PART PROBLEM - ASSIGN ALL PARTS NOTE:…

A: To find tension in cable AC

Q: P₂ Bo - 15 ft 15 ft 15 15 ft P₁ C DE P₁ D 18 G K 8 ft

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Q: (163 sin 120xt) 60 R If an appliance is plugged into a common household outlet, the wattage consumed…

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Q: 1. Write down the geodesic equations in the Schwarzschild geometry in Schwarzschild co- ordinates…

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Q: A billiard ball of mass m = 0.150 kg hits the cushion of a billiard table at an angle of ?1 = 52.0°…

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Q: Which of the following is NOT a state function

A: This question can be done using thermodynamics

Q: Problem 1: A particle, moving with simple harmonic motion, performs 10 complete oscillations per…

A: ωωrad/s

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Q: 24... The initial velocity of a car, V₁, is 45 km/h in the positive x direction. The final velocity…

A: Given,The initial velocity of car,The final velocity,

Q: Show that, assuming |9₁) and ₂) are properly normalized, [4₁) and [₂) are orthonormal. That means…

A: a. The state is given as|Ψ1⟩=1/3|ϕ1⟩+√8/3|ϕ2⟩|Ψ2⟩=√8/3|ϕ1⟩−1/3|ϕ2⟩the normalization…

Q: A box sits on the horizontal bed of a truck that is accelerating to the left, as shown in the…

A: workdone and due static frictinal force

Q: Which of the following is/are exact differential? dH=Tds+VdP dQ=dU+PdV \frac{\partial M}{\partial…

A: The condition for exact differential is given as,dz=M(x,y)dx+N(x,y)dyif. (∂M∂y)x=(∂N∂x)yThen dz is…

Q: How far does the block travel up the incline before starting to slide back down?

A: Given:The mass of block is  , m = 2.00 kgThe force constant of spring is .The distance compressed is…

Q: of wavefunction for the particle in 1D box, what relation is used to determine the = A sin(x)?…

A: In order to determine the coefficient A in the wavefunction The property used is the normalization…

Q: Find the equivalent resistance of five hundred 10 resistors when the resistors are connected in a.…

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Q: Two electrons are fixed 1.61 cm apart. Another electron is shot from infinity and stops midway…

A: d=1.61 cmWe can solve this problem using conservation of energy

Q: Calculate the magnitude of the angular momentum, in kg.m.s-2,for a particle with a position vector…

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Q: How far from this wire is the magnetic field it produces equal to the Earth's magnetic field, which…

A: Magnetic field due to a infinity long wire a perpendicular distance r is given as,B=μ0I2πrWhere, μ0…

Q: Four unequal resistors are connected in a parallel circuit. Which one of the following statements is…

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Q: 5. An ultrasonic beam of 1 cm wavelength is sent by a ship, returns from the sea-bed after 2…

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Q: = Consider a silicon pn junction diode at T 300K. The reverse saturation current is l = 10-14 A and…

A: we will find the required resistances

Q: A deuterium molecule (D₂) at 30°K is known to be in the state, 124): 263|1, 1) + 4 (7,3) + 17,1)]…

A: Hey dear this question is from quantum mechanics. I solved it completely.Have a look

Q: Attempt in Progress A gas in a piston-cylinder assembly undergoes a process for which the…

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Q: A 630 kg car pulling a 545 kg trailer accelerates forward at a rate of 2.24 m/s2. Assume frictional…

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Q: A 53.0 kg ice skater is gliding along the ice, heading due north at 4.40 m/s. The ice has a small…

A: m=50kg

Q: A current-carrying coil is placed in a uniform magnetic field. If the coil turns through an angle 8,…

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Q: 4. A ball with a mass of 2 kg is attached to a string and is rotated in a vertical circle with a…

A: Given,Mass of the ball, The radius of the circle, The constant speed, a. At the top,According to the…

Q: For the left figure below, replace the distributed loads by an equivalent resultant force and a…

A: Given,The total downward force, The total upward force,

Q: The figure shows a potential well for a particle that can move along an x axis. Four regions of the…

A: Required : The order of force

Q: Determine the magnitude and direction of the force between two parallel wires 15 m long and 5.0 cm…

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Q: (9) A bag of cement of weight 365 N hangs from three wires as shown in the figure below. Two of the…

A: Weight of the cement bag = 365NAngles             Find out the tension

Q: Which of the following are described in the de-Broglie equation? Time and velocity Position and…

A: According to De-Broglie hypothesis any particle either large or small which is moving, will be…

Q: Suppose that we have a filter with a pass band of 1.0 Å centered at 600nm, and we illuminate it with…

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Q: Q3. Predict the shell structure of nuclei using spin-orbit interaction term in harmonic oscillator…

A: GivenPredict the shell structure of nuclei using spin-orbit interaction term in harmonic oscillator…

Q: An abrupt silicon pn junction at zero bias has dopant concentrations of Nd = 5 X -3 -3 1017 cm-³ and…

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Q: In (Figure 1), take m₁ = 3.4 kg and mg = 5 kg. Figure 5m 4 m 1.5 m 0 4 m m ▾ Part A Determine the…

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Q: Consider the following operators on a Hilbert space V³ (C): 0-i [ LE 1 √2 [ 010 101 010 Ly √2 i 0 0…

A: Required: Possible outcomes and their probabilities.

Q: Compare the experimental values of the focal length of the concave lens from the two figures.…

A: Given,The experimental value of the focal length of the red and yellow table,The relative deviation…

Q: Astronomers observe a 66.0-MHz radio source both directly and by reflection from the sea as shown in…

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Q: You observe two objects with the same telescope. The telescope is only able to gather visible light.…

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Q: MCQ 3. With the x axis horizontal and the y axis vertically upward, the change in the horizontal…

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Q: At a time when mining asteroids has become feasible, astronauts have connected a line between their…

A: Given,The mass of space tug and asteroid,The force, The distance between tug and asteroid, The…

Q: Which of the following is a correct description of interactions between light and matter? Hot,…

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