5. If the magnetic vector potential in a region is given as A = K[x(x²+y°)+y(z+r)+2ry], where K is some constant, determine the magnetic field H in a vacuum medium.

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Q: When a 4.6-μF capacitor is connected to a generator whose supply voltage is 55-V, the current in the...

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Q: A solenoid produces a B = 9.13 mT magnetic field when a current of I = 1.71 A runs through it. How m...

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Q: Q2. A box is projected up an inclined plane with velocity of 5 m/s as shown in Fig. (2). Determine: ...

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Q: Building contractors often install double-glazed windows to prevent thermal energy (heat) from enter...

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Q: Members AB and AC support the 300N crate, determine the tensile force developed in each member. Q3

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Q: Using the image find the equivalent capacitance of the network of capacitors. C1 = 4, C2 = 5, C3 = ...

A: Given : C1 = 4 micro farad C2 = 5 micro farad C3 = 8 micro farad C4 = 4 micro farad C5 = 6 micro far...

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A: In all collision momentum remains conserved. Initial momentum= final momentum

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Q: A 10 ft chain weighs 65 lb and hangs from a ceiling. Find the work done (in ft-lb) in lifting the lo...

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Q: The angular velocity of a wheel increases from 100 to 300 im 10 s. The number of revolutions made du...

A: Given: ω1=100ω2=300t=10s

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A: Let the first asteroid is moving horizontally while the second asteroid is moving at an angle of 200...

Q: Find the emf induced between the wingtips of a jet with a 67.8 m long wingspan, flying at v = 224 m/...

A: Given data: Length, l = 67.8 m Velocity, v = 224 m/s Magnetic field, B = 63.3 μT = 63.3 x 10-6 T   S...

Q: Two balls bearings with opposite charges are 1.11 m apart on the floor. What are their charges if th...

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Q: 1.Transverse waves travel with a speed of 20.0 m/s on a string under a tension of 6.00 N. Determine ...

A: 1 Consider the given data as below. Transverse waves travel with a speed, v=20.0 ms String under a t...

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Q: 1. A water pistol aimed horizontally projects a stream of water with an initial speed of 5.00 m/s2. ...

A: The term distance is defined as the ratio of an object's speed to its per unit time. To put it anoth...

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Q: Q1. As shown in Fig. (1), If us = 0.2 and Hk = 0. 15, Determine: (a) the minimum force F applied on ...

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Q: If the result of your calculations for a quantity has Sl units of C2 .b? /(kg · m2 ), that quantity ...

A: The given SI unit is C2⋅s2/(kg⋅m2).  Rewrite the given SI unit. C2⋅s2/(kg⋅m2)=C2⋅s2kg⋅m2=C2kg⋅m2·s-2...

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Q: 2. An experimenter has collected data of an elastic system and wants to determine whether the data a...

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Q: A 100-g firecracker is launched vertically into the air and explodes into two pieces at the peak of ...

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Q: Three point charges are located at the following positions: Q1 = 2.00 µC at x = 1.00 m; Q2 = 3.00 µC...

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Q: A 50.0-g sample of a material at 80.0°C is dropped into a calorimeter containing 100.0 g of water at...

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Q: Use your data to find the average velocity of the craft through each gate, and the acceleration of t...

A: velocity = length of boattime sensor stays on

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Q: If pressure of a liquid is 2000Pa and height of the liquid is 40cm, then density of the liquid is _ ...

A: GivenPressure of liquid, P=2000 PaHeight of liquid , h=40 cm=0.4 m

Q: A truck, stolen by Dora the Explorer is initially stopped 10.0 m from the base of a building. Peppa ...

A: Initial height (h) = 22 m final height (h') = 3 m   

Q: As shown in Fig. 21-17, a point charge of +Q is placed at the centroid of an equilateral triangle. W...

A: Force between two point charges  F = kq1 q2 /r2 

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Q: Please use -1.6×10^-19 for electron change. An electron is placed in a uniform electric field of 25n...

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Q: Q15) A 4.0 kg mass is placed on a rough surface that makes an angle of 30° with the horizontal. If t...

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Q: How work done is related to gravitational potential and kinetic energies? Also discuss the total ene...

A: How work done is related to gravitational potential and kinetic energies? Also discuss the totalener...

Q: 2. In the figure below the resistors have resistances of R1 = 225 N, %3D R2 = = = 650 N 475 N, and R...

A: Given: R1=225 ΩR2=475 ΩR3=650 Ω

Q: ε 24 V R 3.0 Ω. 6.0 Ω

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Q: 9. You are a basketball player shooting a three-point shot. You are standing 10.0 m from the basket,...

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Q: Electric Field 1. A small charge (25 nC) is found in a uniform electric field (82kN/C). Determine th...

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Q: Using appropriate technology, you determine that Earth's magnetic field at your location has a magni...

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Q: plane completes a circle with a radius of 5,347m in 4 minutes. what is the speed of plane?

A: Write the given values with the suitable variables. r=5347 mt=4 min=240 s Here, r and t are the radi...

Q: Technetium-99m is a radioactive isotope with a half-life of 6 hours. If a sample of was originally 1...

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Q: 6. A steady current flows down a long cylindrical wire with radius a. Find the magnetic field, both ...

A: Given a steady current flows down a long cylinder wire with radius a And we have to find the magneti...

Q: What wavelength of electromagnetic radiation would have a frequency of 250.0 Hz? What would the freq...

A: Answer:-  Given  (1)  Frequency (f) = 250.0 Hz  Speed of light in vacuum (C) = 3 × 108 m/s  Waveleng...

Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.