A 25-Turn Square Coil Has a Side of 0 $\circ$ Angle with the Vertical When the Coil Is in Hinged

question 64

Multiple Choice

A 25-turn square coil has a side of 0.210 m,is hinged along a horizontal side and carries a 6.00-A current.When placed in a vertical magnetic field pointing down and having a magnitude of 4.00 mT,the plane of the coil makes a 2.3 ^$\circ$ angle with the vertical when the coil is in equilibrium.Determine the mass of the coil.Use g = 9.81 m/s².

• A)0.452 kg
• B)0.640 kg
• C)0.320 kg
• D)0.785 kg
• E)0.904 kg

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Definitions:

Regression Analysis

A statistical method for estimating the relationships among variables, often to forecast future trends.

Regression Analysis

A statistical process for estimating the relationships among variables, often to determine the effect of one or more independent variables on a dependent variable.

Least Squares Line

A line of best fit determined by minimizing the sum of squares of the differences between observed and predicted values in regression analysis.

Weight

A measure of the heaviness or mass of an object or individual.