Branch, Loop and Node Analyses Questions

• The branch current method uses
• In assigning the direction of branch currents,
• Find the node voltage VA.
• The first row of a certain determinant has the numbers 10 and 6. The second row has the numbers 3 and 5. The value of this determinant is
• The expansion method for evaluating determinants is
• What is the current through R2?
• Find branch current IR2.
• Find I1. 4I1 + 4I2 = 2 6I1 + 7I2 = 4
• What is the current through R2?
• Using the mesh current method, find the branch current, IR1, in the above figure.
• Find I2. 4I1 + 4I2 = 2 6I1 + 7I2 = 4
• The first row of a certain determinant has the numbers 3 and 5. The second row has the numbers 7 and 2. The value of this determinant is
• What is the voltage drop across R1?
• What is the voltage drop across R2?
• What is the voltage drop across R3?
• Find the node voltage VA.
• Generally, the mesh current method results in fewer equations than the node voltage method.
• The mesh current method is based on Kirchhoff's current law.
• The node voltage method is based on Kirchhoff's voltage law.
• Second-order determinants are evaluated by subtracting the signed cross-products.