Computing the magnitude and direction of the magnetic field
A conducting loop in the shape of the square of edge length l = 0.400m carries a current I = 10.0A. Compute the magnitude and direction of the magnetic field at the center of the square?
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In the walkathon to raise money for the charity Elisa walked the definite distance at 5 mi/h and then jogged twice that distance at 8 mi/h. The total time walking and jogging was 2h and 15 min. How many miles was walkathon.
What voltage must be exerted across the plates so that (i) a singly charged ion traveling at a speed of around 8.0 x 104 m/s will pass via undeflected or (ii) a doubly charged ion traveling at the similar speed will pass via undeflected?
Determine the composition of air (percent by mass) assuming that it contains only the oxygen and nitrogen and behaves like an ideal gas. The density of dry air at 1.00 atm and 34.4 degrees Celsius is 1.15g / L.
An air bubble with a radius of 1.5 cm at the bottom of a lake where the temperature is 8.4 degrees Celsius and the pressure is 2.8 atm rises to the surface, where the temperature is 25 degrees Celsius and the pressure is 1.0 atm.
Give both equations and words that determine the equilibrium for systems with more than one component and more than one phase and cannot chemically react.
For each process, give a name for the device or system and list everything that must be put in to the system to achieve the separation. List as many processes as you can for separating the two components of a binary liquid mixture to 95% purity.
After rocks are added, the water level changes to 157.6 cm^3. Suppose ten rocks, all made from the same material, are added to graduated cylinder that contains 102.3cm^3 of water.
Write down the formula of the compound when the Nitrogen produces the several gaseous oxides. One of them has a density of 1.27 g / L calculated at the 764 mmHg and 150 degrees Celsius.
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