Problem 14: A magnetohydrodynamic (MHD) drive works by applying a magnetic field to a fluid which is carrying an electric current. The fluid feels a magnetic force and is pumped through a chamber without any moving parts. Consider the water in an MHD drive utilizing a 28 cm diameter tube. What is the force, in newtons, that can be exerted if 110 A current is passed across the tube that is perpendicular to a 2.15 T magnetic field?

Q: A velocity selector in a mass spectrometer, like the one shown below, uses a 0.126 T magnetic field.

A: In a velocity selector in mass spectrometer, the electric and magnetic field are related to each…

Q: 4. A proton having a speed of 3.0 x 106 m/s in a direction perpendicular to a uniform magnetic field…

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Q: An electron travels at 1.2 x 10^5 m/s and then enters a region perpendicular to a 2.2 T magnetic…

A: Given, the electron's velocity, v=1.2*105 m/s Magnetic field, B= 2.2 T

Q: Asia wants to check to make sure the current in an electric wire he is using isn't going to be too…

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Q: x B x E detector 10n source

A: From the given figure, the ions move upward.

Q: The magnitude of the magnetic field in both the velocity selector and the deflection chamber is…

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Q: 1 Which of the following is incorrect. Earth's magnetic poles and geographic poles differ. They want…

A: Last option

Q: What is the mass of a 2.5 x 10^-15 C charged molecule measured by a mass spectrometer if it passes a…

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Q: 3. A proton enters a uniform .850 T magnetic field directed perpendicular to its motion. You measure…

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Q: A beam of protons traveling at 1.20 km/s enters a uniform magnetic field, traveling perpendicular to…

A: Velocity of the proton is v = 1.20 km/s Distance traveled by the proton is r = 1.50 cm = 0.015 m…

Q: A particle passes through a mass spectrometer as illustrated in the figure below. The electric field…

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Q: What is the maximum force on an aluminum rod with a 2.0 mC charge moving through a magnetic field of…

A: Given:-  The charge on the rod  q= 2.0 mC = 2.0 x 10-3  C  The magnetic field B = 1.50 T  The…

Q: 2.A long wire lies horizontally and carries a current 1.5 μA. A proton is moving parallel abovethe…

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Q: Question 1 Suppose that a proton moves perpendicularly through a magnetic field at a speed of 5 x…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A velocity selector in a mass spectrometer uses a 0.130 T magnetic field. a. What electric field…

A: By using force balance on charged particles moving through a velocity selector Can be written as:-…

Q: 1.875 x 1019 electrons pass through a hole in a wall per second. The beam is perpendicular to the…

A: Charge on electron e = - 1.6 × 10-19 C Number of electron per second = 1.875 × 1019  radius r = 0.8…

Q: 5. In the Bainbridge mass spectrometer, the magnetic-field magnitude in the velocity selector is…

A: Given : B=0.650 T v=1.82x106 m/s d=5.20 mm=5.2x10-3 m

Q: What force is exerted on the water in an MHD drive utilizing a 25.0 cm diameter tube, if 120 A…

A: The formula of Magnitude of force is given as :  F = I * L * B *  sinθ I is current passed across…

Q: A mass spectrometer applies a voltage of 2.00 kV to accelerate a singly charged positive ion. A…

A: It is given that,The applied voltage is .The magnetic filed is B=0.400 T.The radius is r=0.305…

Q: A beam of electrons is accelerated through a potential difference of 1.0 kV before entering a…

A: Write the expression for the kinetic energy of electron. Here, m is the mass of electron, v is the…

Q: When beryllium-7 ions (m = 1.165  10-26 kg) pass through a mass spectrometer, a uniform magnetic…

A: The expression for the magnetic force, F=qvB     ...... 1   The expression for the centripetal…

Q: 48.5 C charge is moving with a velocity of 58.8 m/s in the +x-direction. A magnetic field of 75.1 T…

A: Here we use formula of Lorentz force to find the force on charge

Q: A 1.5 m wire carries a current of 0.75 A traveling east. The wire is in the presence of a 0.33 T…

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Q: 11. A conductor of mass 40,0 grams per meter is hung by two wires in a 3.60 T field directed out of…

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

Q: A 3.0-mm-long segment of wire carries a current of 3.0 A in the +x direction. It lies in a magnetic…

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Q: A wire carrying a 47.5 A current passes between the poles of a strong magnet so that it is…

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Q: A magnetic field has a magnitude of 0.0011 T, and an electric field has a magnitude of 5.7 x 10³…

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Q: There is an electron moving to the right undeflected by both the electric field in between the…

A: Given magnetic field  B=4T Electric field E=8N/C

Q: What is the radius of the path of an electron that travels through a 0.257 T uniform magnetic field…

A: The radius  r of an electron in a magnetic field B  moving with velocity v is given by  r= mv/eB…

Q: What is the magnitude of the force and acceleration of an electron that moves at a speed of 5 x 10…

A: Given data :- speed v = 5 × 106 m/smagnetic field B = 0.40 Tcharge on electron q =e = 1.6 × 10-19…

Q: The ocean is salty because it contains many dissolved ions. As these charged particles move with the…

A: Let B denote the magnetic field, E denote the electric field, q denote the charge of the ions, v…

Q: Suppose a supersonic jet has a net positive charge and flies due east at a speed of 710 m/s over…

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Q: In the velocity selector part of a mass spectrometer, a field of 0.65 T is used for magnetic…

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Q: wire carrying 1.5 A passes through a 55-mT magnetic field. The wire is perpendicular to the field…

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Q: Rail gun weapons are not only popular in video games, they are actually being developed by the Navy…

A: Given. V = 9900 V R = 0.194 ohm M = 1.79 kg B = 0.56 T

Q: Mass Spectrometers utilize electric and magnetic fields to separate particles and determine the…

A: Given:mass of the particle, m = 10-15 kgcharge on the particle, q = -10-10 Cmagnitude of magnetic…

Q: An electron moves in a circular path perpendicular to a magnetic field of magnitude 0.230 T. If the…

A: Dear student, As per company's guidelines I'm answering only part (b) as part (a) is already…

Q: Vo E switch Immersed in a Magnetic Field Mass M Resistance R Length L d

A: Given. V = 9400 V R = 0.200 ohm M = 1.95 kg B = 1.09 T L=0.230 m d=3.92 m

Q: The strengths of the fields in the velocity selector of a Bainbridge mass spectrometer are B =0.55 T…

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Q: 1. A beam of protons, each with charge q = 1.60 x 10-19C, is moving at 4.50 x 105m/s through a…

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Q: A proton is traveling at 70 x 106 m/s perpendicular to a 60.1 T uniform magnetic field. What will be…

A: Given data The velocity of the proton is v = 70 x 106 m/s. The magnetic field is given as B = 60.1…

Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.