A 15.0-cm-long hollow nichrome tube of inner diameter 2.8 mm, outer diameter 3.0 mm is connected...
A 50.0-cm-long hollow nichrome tube of inner diameter 2.60mm , outer diameter 5.80mm is connected to a 4.50V battery. What is the current in the tube?
A hollow aluminum cylinder is 2.50 m long and has an inner radius of 2.75 cm and an outer radius of 4.60 cm. Treat each surface (inner, outer, and the two end faces) as an equipotential surface. Part A At room temperature, what will an ohmmeter read if it is connected between the opposite faces? Express your answer with the appropriate units. μΑ ? R= 1.5 • 10-5 Ω Submit Previous Answers Request Answer X Incorrect; Try Again; 5 attempts...
A hollow copper wire with an inner diameter of 0.60 mm and an outer diameter of 2.1 mm carries a current of 10 A . What is the current density in the wire?
A hollow copper wire with an inner diameter of 1.1 mm and an outer diameter of 1.8 mm carries a current of 15 A. What is the current density in the wire?
Two 3.0-cm-diameter aluminum electrodes are spaced 0.50 mm apart. The electrodes are connected to a 200 V battery What is the capacitance? Express your answer with the appropriate units. Value C = Previous Answers Request Answer Submit x Incorrect; Try Again Part B What is the magnitude of the charge on each electrode? Express your answer with the appropriate units. HA Units Value Q= L Type here to search
previous 3of9 Problem 30.16 Part A A hollow copper wire with an inner diameter of 1.0 mm and an outer diameter of 2.0 mm carries a current of 13 A What is the current density in the wire? Express your answer to two significant figures and include the appropriate units. J-Value Units Submit My Answers Give Up Provide Feedback Continue
A 2.0 V potential difference is applied between the ends of a 0.80-mm-diameter, 80-cm-long nichrome wire. Part A What is the current in the wire? Express your answer using two significant figures.
Part A How long must a 0.52-mm-diameter aluminum wire be to have a 0.58 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. L= 1 Value Units Request Answer Submit Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the appropriate units. I-Value Units SubmitRequest Answer Part A How long must...
A 20-cm-long nichrome wire is connected across the terminals of a 1.5 V battery. Part A What is the current density inside the wire? Part B If the current in the wire is 2.0 A , what is the wire's diameter?
A hollow cylinder with an inner radius of 4.00 mm and an outer radius of 30 mm conducts a 3.0-A current flowing parallel to the axis of the cylinder. If the current density is uniform throughout the wire, what is the magnitude of the magnetic field at a point 12 mm from its center in units of 106T? Wo = 41TX 107T m/A)