What exactly is meant by the term "quantum tunnelling"?

Q: 1. Calculate the torque about the origin produced by a constant force of (5î + 4k) N on a particle…

A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…

Q: If you drop a rock from a three-story building, with no air resistance, how many forces are acting…

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Q: The position of a particle along a straight line is given by s=(³-9² +15t) ft, where t is in…

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Q: 1. Consider an air-filled, parallel-plate capacitor with a plate spacing of d and an plate its area…

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Q: A man pushes on a brick wall. With what amount of force does the wall push back on the man? a…

A: 1) a man pushes on a brick wall Let the force exerted by the man on the brick wall = F

Q: List all the most common intensity scales

A: The strength of an earthquake's shaking effect is measured relative to the intensity scale. The…

Q: 2. A 2.0 cm high object is placed 40 cm in front of a convex lens of focal length 20 cm.

A: We will use lena formula here

Q: 2. A swimmer pushes water back with her arms, but her body moves forward. 3. A little girl who has…

A: Free body diagram gives whole idea of the forces acting. Force brings about motion and changes in…

Q: A particle moves accordingly to a law of motion s = f(t) = t^2 e^−t, t ≥ 0, where t is measured in…

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Q: A astronaut releases a compressed gas into the space during the space mission. The initial volume of…

A: According to the Boyles law in constant temperature the volume and pressure of gas is inversely…

Q: A vehicle was traveling 30 mph on a 35 meter diameter roundabout. As soon as he passes the…

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Q: n a single plane lies a stationary, positive point charge, qs, with two corresponding equipotential…

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Q: Calculate the total displacement if a toy car starts at 0, moves 5 cm to the left, then 8 cm to the…

A: Given : A toy car starts at 0 , moves 5 cm to the left, then 8 cm to the right and then 3 cm to the…

Q: A fluid in a fire hose with a 46.1 mm radius, has a velocity of 0.63 m/s. Solve for the power, hp,…

A: in this question  we use flow rate equation then power equation.

Q: A 12.5 kg box is placed on the horizontal surface of a table where the coefficient of kinetic…

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Q: A 1kg rock us released from rest at height of 20m. Ignoring air resistance, determine the GPE,KE,…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: We bring into touch three identical conductors, X, Y, and Z, with initial charges of +2q, 4q, and q,…

A: Total charge on conductors = 2q+4q+q = 7q Since 3q is near x , so charge induce on x is equal to -3q…

Q: An electron travels above a sheet carrying a uniform current per width when an electric field of…

A: We know that the magnetic field produced by uniform current with current per unit width value as K…

Q: How can you explain Newton's Law in life?

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Q: What is the proper dipole location, given a uniform E pointing to the right, that will have a net…

A: When an electric dipole is subjected to uniform magnetic field , net force acting on it is zero…

Q: The driver of a car steps on the gas, and the car accelerates with acceleration a. When writing down…

A: The car is accelerating with acceleration a. The horizontal force is F=ma

Q: An athlete swings a 6.90-kg ball horizontally on the end of a rope. The ball moves in a circle of…

A: Given: The mass of the ball is 6.9 kg. The radius of the circular path is 0.67 m. The angular speed…

Q: The self-inductance and capacitance of an oscillating LC circuit are L = 25 mH and C = 2.7 uF,…

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Q: 1. Consider three protons (each with a charge of +lel) positioned on the three corners of a square…

A: Potential energy of two charges are given by the formula U =kQqrWhere r is the distance between two…

Q: in a the speed speed is 15 m/s speed in 1 A body falls to proportional limiting half spoed? that…

A: Given:- 4 A body falls in a medium offering resistance proportional to the speed at any time, if the…

Q: Consider the following circuit 402 ww +1.5V 60 ww +3V 302 ww Calculate the current in the left loop,…

A: Emf of cell in left loop is V1 = 1.5 V  Emf of cell in the right loop is V2 = 3 V

Q: A metal ball is held stationary at a height h0 above the floor and then dropped downward. Which…

A: Given Object at rest at height h0 WWe have to choose the correct option from given options for graph…

Q: 8. The conducting shell in the Figure below is grounded, and the negative point charge at the center…

A: Due to Induction of charge, the charge at inside surface is opposite of charge at centre. So, inside…

Q: 2. Given the circuit below, solve completely, systematically and show illustrations of the resistors…

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Q: 0 = 60.9 deg 8 = 63.2 deg Mass of the traffic light = 41 kg Find the tension T2

A: Given data: θ = 60.9∘β =  63.2∘mass of the trafic light = m = 41 kg   Unknown: Tension T2 = ?

Q: 4) Using the charge distribution given in Problem 3, find the electric flux over a sphere centered…

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Q: Raymond in interested about thin lenses (Figure Q2.1), he uses a thin converging lens of focal…

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Q: A particle moves accordingly to a law of motion s = f(t) = t^2 e^−t, t ≥ 0, where t is measured in…

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Q: Determine VB and angular velocity (WAB) if VA=20m/s and AB=30cm

A: Calculate the velocity of AB.

Q: (a) Convert 46.0° to radians, using the appropriate conversion ratio. 0.80 rad (b) Convert 2.00 rad…

A: Length of arc is given as l= r© ,where © is the angle subtended by arc in radians

Q: A ball is tied to the end of a string and swung around overhead. The 0.05 kg ball makes a complete…

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Q: 3. A hollow, conducting sphere is initially uncharged. A positive charge, +91, is placed inside the…

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Q: Take a look at the six charges in the figure: q₁= 10Q, q2= -5Q, q3= 4Q, q4= -3Q, q5= 7Q, and q₁= -Q.…

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Q: The Big Bang that began the universe is estimated to have released 1068 J of energy. How many stars…

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Q: Calculate the height (in m) of a cliff if it takes 2.24 s for a rock to hit the ground when it is…

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Q: An RC circuit consists of a 30.0 [V] voltage source, a switch initially in the off position, a 10.0…

A: Dear student The potential difference across a capacitor in a RC charging circuit is given by: V =…

Q: A CEEE etion Status: QUESTION 22 The coordinate of an object is given as a function of time by 0 =…

A: Given data:  Angular Position of object as function of time θ = 7t - 3t2 Required: The angular…

Q: what's the answer of letter D

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Q: Consider an LC circuit in which L = 500 mH and C = 0.100 μF ?. (a) What is the resonance frequency…

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Q: Captain Marvel jumps straight up in the air with a velocity of 30m/s straight up. She reaches a…

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Q: 10. Charges of 3.0 nC, 22.0 nC, 27.0 nC, and 1.0 nC are contained inside a rectangular box with…

A: The flux related with a closed surface is given as Qchafge enclosed by the surface divided by…

Q: What is science

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Q: Ä me: 2 hours, 57 minutes, 57 seconds. Completion Status: QUESTION 18 Sphere A has mass m and is…

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…

Q: What would be the value of the electrostatic force between an electron and a proton with a distance…

A: Given Charge of electron, q1 = -1.6×10-19 C  Charge of proton , q2 = +1.6×10-19 C  Distance between…

Q: A 1.5 m long string has a mass of 0.003 kg. If the frequency is 60 Hz, then what hanging mass is…

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