Physics, 07.12.2019 05:31 yeetusbobeetus
First find ∮rb⃗ ⋅dl⃗ , the line integral of b⃗ around a loop of radius r located just outside the left capacitor plate. this can be found from the usual current due to moving charge in ampère's law, that is, without the displacement current. find an expression for this integral involving the current i(t) and any needed constants given in the introduction. ∮rb⃗ ⋅dl⃗ ∮ r b → ⋅ d l →
Answers: 3
Physics, 21.06.2019 22:10
The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.
Answers: 2
Physics, 22.06.2019 01:30
For problems 1-3, consider a simple dc brush motor with a permanent magnet stator. with an an consider a simple dc brush motor with a permanent magnet ae supply voltage of 100 v, the no-load speed of the motor is 1000 rpm. this motor can provide a torque of 1.9 n-m at 800 rpm drawing a current of 2 a current are both zero at no load.) 1. with an armature supply voltage of 100 v, the motor is operated at 900 rpm. what is the motor torque? what is the mechanical power delivered by the motor? what is the current draw? what is the electrical power input? what is the energy efficiency of the motor? with an armature supply voltage of 100 v, the motor is operated at 1100 rpm (where it acts as a generator). what torque input is required? what mechanical power is required what current is generated? what is the electrical power generated? what is the energy efficiency of the motor acting as a generator? 2. with an armature supply voltage raised to 120 v, the motor is operated at 1000 rpm. what is the no-load speed? what is the motor torque? what is the mechanical power delivered by the motor? what is the current draw? what is the electrical power input what is the energy efficiency of the motor? 3.
Answers: 3
Physics, 22.06.2019 12:30
If you place a magnet under a clear dish, and sprinkle iron fillings over it, above what part of the magnet will most of the fillings gather
Answers: 2
Physics, 22.06.2019 18:00
Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?
Answers: 2
First find ∮rb⃗ ⋅dl⃗ , the line integral of b⃗ around a loop of radius r located just outside the le...
History, 25.01.2022 01:00
Mathematics, 25.01.2022 01:00
Engineering, 25.01.2022 01:00
Mathematics, 25.01.2022 01:00
Mathematics, 25.01.2022 01:00
Mathematics, 25.01.2022 01:00
History, 25.01.2022 01:00
Biology, 25.01.2022 01:00
Mathematics, 25.01.2022 01:00