A 11.8 ?F capacitor is charged by a 25.0 V battery through a resistance R. The capacitor reaches a potential difference of 4.00 V at a time 3.00 s after charging begins. Find R. ________ kΩ 2.A proton moves perpendicular to a uniform magnetic field at a speed of 1.20 107 m/s and experiences an acceleration of 1.40 1013 m/s2 in the positive x-direction when its velocity is in the positive z-direction. Determine the magnitude and direction of the field. magnitude _______

Q: A hollow cylindrical (inner radius = 1.0 mm, outer radius = 3.0 mm) conductor carries a current of…

A: Given values: inner radius d1 = 1.0 mm inner radius d2 = 3.0 mm distance at which the magnetic field…

Q: A proton is moving with a velocity of v =vxi+vyj, where vx = 76 m/s and vy= 73 m/s. The proton…

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Q: An electron is projected vertically upward with a speed of 1.70×10^6 m/s into a uniform magnetic…

A: charge of electron (q) = - 1.6×10-19 C Initial speed of projectile (u) = 1.70×106 msDirection of…

Q: A mass spectrometer shoots a 7.35 x 10-26 kg molecule with a charge of +2e (3.20 x 10-19 C) at a…

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Q: electron in a cathode ray tube has a kinetic energy of 102 eV and moves in a direction perpendicular…

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Q: A medical cyclotron used in the production of medical isotopes accelerates protons to 6.5 MeV. The…

A: Given: The energy of the proton is E = 6.5 MeV. The magnetic field B = 1.2 T. The time t = 1.0 ms.

Q: A jet passenger airplane is traveling at a constant altitude of 8,000 m. At that given altitude, the…

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Q: In a nuclear research laboratory, a proton moves in a particle accelerator through a magnetic field…

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Q: An electron moving perpendicular to a uniform magnetic field of 0.22 T moves in a circle with a…

A: Moving charges experience force in a region with the magnetic field. The magnetic force is always…

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

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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: A proton moves at a speed 1.3 × 107 m/s perpendicular to a magnetic field. The field causes the…

A: Speed of proton, v = 1.3×107 m/sRadius, r = 0.75 mCharge on proton, q = 1.6×10-19 CMass of proton, m…

Q: A circular coil of wires of 250 turns and diameter 8.0 cm carries a current of 450 ampers. When the…

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Q: A wire of negligible resistance is bent into a rectangle, and a battery and resistor are connected…

A: Length of rectangular section = Length of right side of rectangle inside the magnetic field= L = 10…

Q: A device called a railgun uses the magnetic force on currents to launch projectiles at very high…

A: Proper solution is provided given below:Explanation:Step 1: Finding current The current can be…

Q: A dust particle with a mass of 3.0 x 10-8 kg and a positive charge of 2.0 nC is traveling at a speed…

A: Given: The mass of the particle is 3x10-8 kg. The chanrge on the particle is 2 nC. The charge on the…

Q: a) An electron moves at a speed of 8 x 105 m/s in the perpendicular direction of a uniform magnetic…

A: (a): Given: The speed of the electron is 8x105 m/s. The strength of the magnetic field is 0.3 T. The…

Q: A long solenoid has 78 turns/cm and carries current i. An electron moves within the solenoid in a…

A: The current i in the solenoid. given: Speed of electronve=0.0359cnumber of turns per unit…

Q: A proton moves at a speed 1.1 × 107 m/s perpendicular to a magnetic field. The field causes the…

A: A proton moving wirh speed

Q: A potential difference of 0.0895 V is developed across a 9.46 cm long wire as it moves through a…

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Q: Q5. The diagram shows a magnetic field that is zero for x . An electron initially at rest on the…

A: (1) The accelerated voltage  (V)=20 kV Initial velocity (u)= 0 Final velocity is v. Then by work…

Q: The aurora is caused when electrons and protons, moving in the earth’s magnetic field of ≈5.0 x 10-5…

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Q: 11. A particle with positive charge q = 3.20 x 1019 C moves with a velocity v= (2 i + 3 j - k) m/s…

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Q: An electron moves with a speed of 2.5×107 m/sm/s in the directions shown in the figure. A 0.40 TT…

A: The magnitude of the magnetic force in figure (a) = 1.6x10-12 NThe direction of the magnetic force…

Q: resistor R is connected between two parallel conducting rails separated by 39 cm, as shown in the…

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Q: A very long, straight wire carries a current of 38 A in the +k direction. An electron 2.4 cm from…

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Q: Each of the lettered dots a-d shown in Figure P20.20 represents a +1.0 × 10-¹8-C charged particle…

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Q: A 3.0 uC charge moves horizontally due east with a speed of 4.0*10^5 m/s. A magnetic field of 1.2 T…

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Q: A 10-cm-long wire is pulled along a U-shaped conducting rail in a perpendicular magnetic field. The…

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Q: Consider two protons trapped on the same geomagnetic field line.  One proton has kinetic energy 10…

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Q: A helium nucleus (2 protons, 2 neutrons) is traveling at a velocity of 8.73 x 10^6 m/s a distance of…

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Q: 1. A circular wire ring of diameter 20 cm carries a current of 5.0 A directed as indicated in the…

A: Force on the electron due to the magnetic field due to the current carrying wire ring…

Q: The aurora is caused when electrons and protons, moving in the earth's magnetic field of =5.0x10-5…

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Q: particle with charge 3.94 x 10^-6 C moves at 7.73 x 10^6 m/s through a magnetic field of strength…

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Q: An oxygen-16 with a mass of 2.656 × 10-26 kg travels at 6.50 × 106 m/s perpendicular to a 1.2- tesla…

A: The objective of the question is to find the amount of positive charge on the ion and the number of…

Q: A hollow cylindrical (inner radius = 1.0 mm, outer radius = 3.0 mm) conductor carries a current of…

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Q: A device called a railgun uses the magnetic force on currents to launch projectiles at very high…

A: Concepts required are given below:  (1). Current I through a conductor of resistance R , when…

Q: A particle of mass 1.09x104 mg and charge 91.0 µC moves through a uniform magnetic field, in a…

A: Given data: Mass of the particle m =1.09×104 mg=10.9×10-3kg Charge q=91.0μC Free fall acceleration…

Q: a.) A wire 4 m long has a mass of 224 g. The wire is connected to an emf. What is the minimum…

A: The length of the wire: L=4 m The mass of the wire: m=224 g=0.224 kg The magnitude of the magnetic…