E = I(R + r) .... (i)
V = IR ...(ii)
Use equations (i) and (ii) to solve for r by eliminating I and write this equation the form: y = mx + b
Identify the independent variable and the dependent variable
E = I(R + r) .... (i) V = IR ...(ii) Eliminate R from equations (i) and (ii) in 4 above and obtain an equation connecting E, V, I and r. Identify the independent and dependent variable in this equation and write it in the y = mx + b form.
If I is the current in the external resistor R and r is the internal resistance of the cell, the equation for the whole circuit is: E = I(R + r) …….(i) For the same current in the external resistor R, the terminal voltage is given by: V = IR …….(ii) Use equations (i) and (ii) to solve for r by eliminating I and write this equation the form: y = mx + b Identify...
(ii) Eliminate R from equations (i) and (ii) in 4 above and obtain an equation connecting E, V, I and r. Identify the independent and dependent variable in this equation and write it in the y = mx + b form. eq 1E=I(R+r) eq 2 V=IR
If I is the current in the external resistor R and r is the internal resistance of the cell, the equation for the whole circuit is: E = I(R + r) …….(i) For the same current in the external resistor R, the terminal voltage is given by: V = IR …….(ii) Use equations (i) and (ii) to solve for r by eliminating I and write this equation the form: y = mx + b...
If I is the current in the external resistor R and r is the internal resistance of the cell, the equation for the whole circuit is: E = I(R + r) …….(i) For the same current in the external resistor R, the terminal voltage is given by: V = IR …….(ii) Use equations (i) and (ii) to solve for r by eliminating I and write this equation the form: y = mx + b Identify...
1. Measure ands record the e.m.f E of the given cell. emf=5.65V 2. Connect an external resistance R = 1 W and measure the terminal voltage V across the resistor. 1 ohm V=4.45V 3. Repeat step 2 using six different values of R each time measuring V. Tabulate the values of V and R. 1 ohm 4.45 V 2 ohm 4.64 3 ohm 4.77 V 4 ohm 4.88V 5 ohm 4.96V 10 ohm 5.16V 20 ohm 5.32 V...
I'm having trouble with numbers 5 to 7. I need help working out the equation in question 5 so I can graph it for number 6 and using the slope from the graph to solve number 7. 1. 2 points Measure ands record the em.f E of the given cell. E = 5.65 v 2. Connect an external resistance R=12 and measure the terminal voltage V across the resistor. 2 points 1 ohm = 4.42 3. 1 Repeat step 2...
I'm having trouble with numbers 5 to 7. I need help working out the equation in question 5 so I can graph it for number 6 and using the slope from the graph to solve number 7. 1. 2 points Measure ands record the em.f E of the given cell. E = 5.65 v 2. Connect an external resistance R=12 and measure the terminal voltage V across the resistor. 2 points 1 ohm = 4.42 3. 1 Repeat step 2...
I tried to do all 3 problems and I am not be able to get. Help. Thanks. dy 3. Given the differential equati . sketch the direction field, using isoclines, and & a few representative solution curves. Include any linear solutions find linear solutions (of the form y mx + b) find the general solution of the equation ( create a new dependent variable w = V. Then find how砮and 응 are related. Then write down & solve a differential...
i ) R₂ Ux a) How many equations are required to solve for i and i?? b) Write, do not solve, each equation required to determine both i, and i2. Clearly label each equation. (Do not place your equations in matrix form).