A length l of wire carries a current i find the expression
A length L of wire carries a current i.
a. Show that if the wire is formed into a circle, the maximum torque in a magnetic field is developed when the coil has one turn only
b. Find the expression for the maximum torque.
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Air enters an electrical furnace at 20oC, 100 kPa, with a volumetric flow rate of 30 m3/min. The furnace delivers air at 40oC to a duct system with three branches consisting of two 15-cm-diameter ducts and a 30-cm-diameter duct.
A copper bar 2.5 m long has a circular cross section of radius 2 cm. One end is kept at 80oC, what is the temperature gradient along the length of the bar
Write 900 word summary for given case study. Summary should be less than 20%, more on your personal reflection and opinion.
A municipality uses green energy and treats 15 × 106 gal/day of a groundwater containing the following: CO2 = 17.6 mg/L, Ca2+ = 80 mg/L, Mg2+ = 48.8 mg/L, Na+ = 23 mg/L, Alk(HCO3-) = 270 mg/L as CaCO3, SO42- = 125 mg/L, Cl- = 35 mg/L.
A length L of wire carries a current i. Find the expression for the maximum torque
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A block of material A is placed in closed contact with unlimited supply of material B, after 15 hours at temperature T1, it is observed that atoms of B have penetrated 0.5mm into material A.
Molybdenum has a work function of 4.2 eV. If light of frequency 2.0 x 10^15 Hz strikes the surface of molybdenum
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