Tutorial Problem No. 12.1 fra 1. Perform the following indicated operations: (a) (60+j80) + (30-j 40) (b) (12-j6)-(40-j 20) (c) (6+j8) (3-j4) (d) 16+j8 [(a) (90+j 40) (b) (-28 +j 14) (c) (50+j 0) (d) (-0 2. Two impedances Z₁ = 2 +j6 92 and Z₂ = 6-12 52 are connected in a circuit so that they Find the resultant impedance in the polar form. (1 3. Express in rectangular form and polar form a vector, the magnitude of which is 100 phase of which with respect to reference axis is Stoy enorts (a) +30° (b) + 180° (c)- 60° (d) + 120° (e)- 120° ()-210°. 30° (b) (-18 Reng- AGO 201 [(a) 86.6+j50 230° (b) (-100+j0), 100 Z180° (c) 50-j86.6, 100 Z-60° (d) (-50 Z-120° (e) (-50-j 86.6), 100 Z-120°) (-50+j 86.6), 10 4. In the equation V-V-ZI, V = 100 0° volts, Z=10 2 60° 2 and I=82-30° ampe Vin polar form. [5 5. A voltage V= 150+j 180 is applied across an impedance and the current flowing is fo 5-j4. Determine (i) scalar impedance (ii) resistance (iii) reactance (iv) power consum [(i) 3.73 2 (ii) 0.75 2 (iii) 36.6 6. Calculate the following in polar formle
Tutorial Problem No. 12.1 fra 1. Perform the following indicated operations: (a) (60+j80) + (30-j 40) (b) (12-j6)-(40-j 20) (c) (6+j8) (3-j4) (d) 16+j8 [(a) (90+j 40) (b) (-28 +j 14) (c) (50+j 0) (d) (-0 2. Two impedances Z₁ = 2 +j6 92 and Z₂ = 6-12 52 are connected in a circuit so that they Find the resultant impedance in the polar form. (1 3. Express in rectangular form and polar form a vector, the magnitude of which is 100 phase of which with respect to reference axis is Stoy enorts (a) +30° (b) + 180° (c)- 60° (d) + 120° (e)- 120° ()-210°. 30° (b) (-18 Reng- AGO 201 [(a) 86.6+j50 230° (b) (-100+j0), 100 Z180° (c) 50-j86.6, 100 Z-60° (d) (-50 Z-120° (e) (-50-j 86.6), 100 Z-120°) (-50+j 86.6), 10 4. In the equation V-V-ZI, V = 100 0° volts, Z=10 2 60° 2 and I=82-30° ampe Vin polar form. [5 5. A voltage V= 150+j 180 is applied across an impedance and the current flowing is fo 5-j4. Determine (i) scalar impedance (ii) resistance (iii) reactance (iv) power consum [(i) 3.73 2 (ii) 0.75 2 (iii) 36.6 6. Calculate the following in polar formle
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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