A single circular loop of radius 0.18 m carries a current of 3.0 A in a magnetic field of 0.91 T. Part A What is the maximum torque exerted on this loop? Express your answer using two significant figures.

Part A A proton moves through a region of space where there is a magnetic field B-(0.52+0.38) T and an electric field - (3.3-4.4j) × 10³ V/m. At a given instant, the proton's velocity is = (5.8₁ +2.8; −4.6k) × 103 m/s. Determine the components of the total force on the proton. Enter your answers in newtons separated by commas. F₂, Fy, F₂ = Η ΜΕ ΑΣΦ Submit Request Answer Provide Feedback ? N

Part A A rectangular coil of wire, 22.0 cm by 35.0 cm and carrying a current of 1.95 A , is oriented with the plane of its loop perpendicular to a uniform 1.50 T magnetic field (Figure 1). Calculate the net force that the magnetic field exerts on the coil. Express your answer with the appropriate units. µA ? F = Value Units Submit Request Answer Part B Calculate the torque that the magnetic field exerts on the coil. Figure Express your answer with the appropriate units. 1 of 1 HA ? Axis T = T X I X Submit Previous Answers Request Answer 22.0 сm X Incorrect; Try Again; 9 attempts remaining Enter your answer with a different unit type. Review a list of acceptable units. 35.0 сm

An electron moves at right angles to a magnetic field of 0.14 T. Part A What is its speed if the force exerted on it is 9.1×10-15 N ? Express your answer using two significant figures. V = IV—| ΑΣΦ VE Submit Request Answer ? m/s

A particle with a charge of 15 uC experiences a force of 2.8x10-4 N when it moves at right angles to a magnetic field with a speed of 24 m/s. Part A What force does this particle experience when it moves with a speed of 6.2 m/s at an angle of 27 degrees relative to the magnetic field? Express your answer using two significant figures. AEP ? F= N

Part E A straight wire carries a current of 1.20 A. The length vector of the wire is l = (0.200 m)i+ (-0.120 m)j, and the wire is in a uniform magnetic field B= (0.0175 T)k. Find the x-component of the magnetic force on the wire. Express your answer with the appropriate units. HẢ ? F = Value Units %3D Submit Request Answer Part F Find the y-component of the magnetic force on the wire. Express your answer with the appropriate units. Ti HẢ ? Fy = Value Units Submit Request Answer Part G Find the z-component of the magnetic force on the wire. Express your answer with the appropriate units. HA F = Value Units Submit Request Answer

A circular coil 15.0 cm in diameter and containing nine loops lies flat on the ground. The Earth's magnetic field at this location has magnitude 5.00 x 10-5 T and points into the Earth at an angle of 53.0 ° below a line pointing due north. A 6.90-A clockwise current passes through the coil. Part A Determine the torque on the coil. Express your answer using three significant figures and include the appropriate units. HA Value Units Submit Request Answer

The magnetic field around the head has been measured to be approximately 3.00x10-8 gauss. Although the currents that cause this field are quite complicated, we can get a rough estimate of their size by modeling them as a single circular current loop 16.0 cm (the width of a typical head) in diameter. For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Magnetic field of a coil. Part A What is the current needed to produce such a field at the center of the loop? Express your answer in amperes. Π| ΑΣΦΑ I = ? A

N batteries not shown A. A wire is connected to batteries (not shown), and current flows through the wire. The wire lies flat on a table, and you are looking down on it from above. The wire is laid on top of a compass, resting about 6 mm above the needle. The distance d is 5.5 cm. The compass needle deflects 11 degrees from North, as shown. At this location the horizontal component of the Earth's magnetic field is 2e-5 tesla. What is the direction of the magnetic field at location A, midway between the wires, due to the current in the wire? Out of the page What is the approximate magnitude of the magnetic field at location A, due to the current in the wire? |B| = 3.88e-6 × T What approximations or assumptions did you make in solving this problem? Assume one side of the wire is much longer than d Assume that at the location of the compass the effect of the distant wire is negligible Assume the Earth's magnetic field is negligible Assume the bent end of the wire is far from location A

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 □】?