**Part B**The battery voltage has the maximum value calculated in part (a). If the resistor suddenly gets partially short-circuited, decreasing its resistance to 2.00 Ω, find the initial acceleration of the bar.**Express your answer in meters per second squared.**---**Input Box:**- \( a = \) [Input Field] \( \text{m/s}^2 \)---**Buttons:**- Submit- Previous Answers- Request Answer ### Problem DescriptionA thin, 51.0 cm long metal bar with a mass of 760 g rests on, but is not attached to, two metallic supports in a uniform magnetic field with a magnitude of 0.400 T. A battery and a resistor of resistance 28.0 Ω are connected in series to the supports.For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of **Magnetic force on a straight conductor**.---### Diagram ExplanationThe diagram shows a circuit with the following components:- **Battery (V):** This is the voltage source of the circuit.- **Resistor (R):** This is connected in series with the battery.- **Metal bar:** Positioned horizontally and resting on two supports.- **Magnetic Field (B):** Represented by blue crosses, indicating that the magnetic field is directed into the page.- **Current Flow:** Implied by the circuit, affecting the metal bar across the magnetic field.The configuration indicates that when current flows through the metal bar, a magnetic force will be exerted on it.---### Question: Part A**What is the largest voltage the battery can have without breaking the circuit at the supports?****Express your answer in volts.**\[ V = \]In this section, students are prompted to calculate the maximum voltage the battery can supply while ensuring the metal bar remains in place without lifting from the supports.---

A thin, 51.0 cm long metal bar with mass 760 g rests on, but is not attached to, two metallic supports in a uniform magnetic field with a magnitude of 0.400 T, as shown in. A battery and a resistor of resistance 28.0 are connected in series to the supports. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Magnetic force on a straight conductor. Part A What is the largest voltage the battery can have without breaking the circuit at the supports? Express your answer in volts. 15 ΑΣΦ V = ? V X V TR X R X X

A thin, 51.0 cm long metal bar with mass 760 g rests on, but is not attached to, two metallic supports in a uniform magnetic field with a magnitude of 0.400 T, as shown in. A battery and a resistor of resistance 28.0 are connected in series to the supports. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Magnetic force on a straight conductor. Part A What is the largest voltage the battery can have without breaking the circuit at the supports? Express your answer in volts. 15 ΑΣΦ V = ? V X V TR X R X X

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A 10 cm x 10 cm square is bent at a 90° angle. A uniform 5.70x10-2 T magnetic field points downward at a 45° angle.(Figure 1) You may want to review (Pages 843-845). For help with math skills, you may want to review: The Vector Dot Product Figure 45% 5 cm 18 B 1 1 of 1 5 cm 10 cm Part A What is the magnetic flux through the loop? Express your answer with the appropriate units. Value Submit HÅ Provide Feedback Units Request Answer □】?
A circular coil of wire 9.00 cm in diameter has 14.0 turns and carries a current of 2.70 A. The coil is in a region where the magnetic field is 0.570 T. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Torque on a circular coil. Part A What orientation of the coil gives the maximum torque on the coil ? Express your answer as an angle in degrees between the field and the normal to the plane of the loop. o= Submit Part B Tmax = What is this maximum torque in part (A) ? Express your answer in newton-meters. Submit Part C ΑΣΦ Request Answer Ø² Submit ΑΣΦ Request Answer For what orientation of the coil is the magnitude of the torque 71.0 % of the maximum found in part (B)? Express your answer as an angle in degrees between the field and the normal to the plane of the loop. ? - ΑΣΦ Request Answer N m ?
I A long, straight wire carries a current I as shown in the above figure. Which of the following statements is true regarding the magnetic field due to the current in the wire at point P (which is at distance r from the wire)? O The magnitude is proportional to I, but does not depend on r. O The magnitude is proportional to I'r, and the direction is into the page at P. O The magnitude is proportional to I'r, and the direction is out of the page at P. O The magnitude is proportional to I'r, and the direction is into the page at P. O The magnitude is proportional to I'r, and the direction is out of the page at P.
A small bar magnet experiences a 1.60×10-2 N. m torque when the axis of the magnet is at 45.0° to a 6.00×10-2 T magnetic field. Part A What is the magnitude of its magnetic dipole moment? Express your answer in ampere meteres squared. VGI ΑΣΦ Submit Request Answer 2) ? A.m²
The figure shows a cross section of several conductors carrying currents through the plane. The currents have the magnitudes l₁ = 4 A, 1₂ = 6 A and 13 = 2A. The directions of the currents is shown at the picture. Four paths labeled a through d are shown. What is the line integral of the magnetic field across each path? Each integral involves going around the path in the counter clockwise direction. 1. What is the line integral of the magnetic field across path a? Enter the missing part in the expression Ho 2. What is the line integral of the magnetic field across path b? Enter the missing part in the expression Ho'l 3. What is the line integral of the magnetic field across path c? Enter the missing part in the expression Hol 4. What is the line integral of the magnetic field across path d? Enter the missing part in the expression Ho 110 b 120 d ) ) ) )
A solenoid is designed to produce a magnetic field of 3.80x10-2 T at its center. It has a radius of 1.80 cm and a length of 47.0 cm, and the wire can carry a maximum current of 13.0 A . For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Field of a solenoid. Part A What minimum number of turns per unit length must the solenoid have? Express your answer in inverse meters. n = Submit Part B L = ΑΣΦ What total length of wire is required? Express your answer in meters. G| ΑΣΦ Submit Request Answer Request Answer W ? m -1 m
A current loop in a motor has an area of 1.95 cm² . It carries a 240 mA current in a uniform field of 0.62 T. 1 Part A What is the magnitude of the maximum torque on the current loop? Express your answer with the appropriate units. T= BHA μÅ S Value → C Units ?
Ampere’s Law
A coil has 200 turns enclosing an area of 10.8 cm² . In a physics laboratory experiment, the coil is rotated during the time interval 0.036 s from a position in which the plane of each turn is perpendicular to Earth's magnetic field to one in which the plane of each turn is parallel to the field. The magnitude of Earth's magnetic field at the lab location is 6.00×10-5 T. Part A What is the magnitude of the magnetic flux through one turn of the coil before it is rotated? Express your answer in webers. ► View Available Hint(s) | Þinitial Submit —| ΑΣΦ Part B xa Xb 7 √x V x 2.0.10 5 Previous Answers X <४ |X| ? X.10n X www Wb X Incorrect; Try Again; 2 attempts remaining The angle between the magnetic field and the area vector of the coil is either 0 or 180 degrees. Note that you can choose to view the coil from either side, as long as you stick to using the same side for the entire calculation/experiment. This gives a factor of ±1 in the formula for flux. What is the magnitude of the…
A pair of point charges, q=+8.50 C and g'= -5.50 μC, are moving as shown in the figure (Figure 1) with speads = 9.50-104 m/s and v' = 7.00-10 m/s. The charges are at the locations shown in the figure. Figure 1.300 m 0 0.400 m ▸ Part A What is the magnitude of the magnetic field produced at the origin? Express your answer in teslas. 15] ΑΣΦ ? + √x √x XX IXT 10 B- 1.094 10- Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining Part B Part C What is the magnitude of the magnetic force that q' exerts on g? Express your answer in newtons. ΤΕΙ ΑΣΦ ? P= Submit Request Answe N
c) with a current of I in the opposite direction (Figure 2). Assume that the currents are distributed uniformly over the cross sections of each conductor. i. Derive an expression for the magnitude and direction of the magnetic field at point a c. What is the advantage of using the coaxial cable as compared to a long straight wire? a b С Figure 2