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Question 5 Calculate the value of the capacitance that must be connected in parallel...
Problem 3 Two parallel 3-phase loads are supplied from a 3-phase source with line-line voltage of...
Problem 3 Two parallel 3-phase loads are supplied from a 3-phase source with line-line voltage of 415.6922 V rms. The data of their power consumption are as follows. Load 1: 15 kVA at power factor of 0.75 lagging Load 2: 9 kW at power factor 0.82 lagging 1) 2) 3) 4) 5) Determine the complex power consumed by Load 1 Find the complex power consumed by Load 2 Calculate the total complex power consumed by the two loads. Determine the...
Two loads, A and B, are connected in parallel across a 1-kV-rms 60-Hz line, as shown...
Two loads, A and B, are connected in parallel
across a 1-kV-rms 60-Hz line, as shown in (Figure 1). Load
Aconsumes 10 kW with a 60 percent lagging power factor.
Load B has an apparent power of 20 kVA with an 80 percent
lagging power factor.
a) Find the power delivered by the source.
b) Find the reactive power delivered by the source.
c) Find the apparent power delivered by the source.
d) What is the power factor seen by...
10. Two loads connected in parallel draw a total of 2.4 kW at 0.8 pflagging from...
10. Two loads connected in parallel draw a total of 2.4 kW at 0.8 pflagging from a 120-V rms, 60- Hz line. One load absorbs 1.5 kW at a 0.707 pf lagging. Determine: (a) the pf of the second load, INV 11. Calculate the line currents for the system shown in figure. Calculate also the total power and reactive power consumed by the load. w 12. For the balanced three-phase circuit in Fig.. Calculate the line currents, the phase voltage...
Example 9 Three loads are connected in parallel across 1400 V, 60 Hz supply: Load 1:...
Example 9 Three loads are connected in parallel across 1400 V, 60 Hz supply: Load 1: 125 KVA, 0.28 PF lag Load 2: 10 kW, 40 kVAR capacitive load Load 3: 15 kW Find the total kW, kVAR, KVA, and the supply power factor . The KVAR and the capacitance in mF of the capacitor needed to improve the PF to 0.8 lagging
A 50 kW load operates from a 60 Hz and 10kV line with a power factor...
A 50 kW load operates from a 60 Hz and 10kV line with a power
factor of 0.6 lagging. Compute the capacitance that must be placed
in parallel with the load to achieve 0.9 lagging power factor.
In-Class #10 Problem A 50 kW load operates from a 60 Hz and 10 kV line with a power factor of 0.6 lagging. Compute the capacitance that must be placed in parallel with the load to achieve 0.9 lagging power factor.
5.1 (15 pts) Refer to the circuit connected to a 120-V rms, 60-Hz voltage source as...
5.1 (15 pts) Refer to the circuit connected to a 120-V rms, 60-Hz voltage source as shown below. (a) What is the power factor? (b) What is the average power dissipation? (c) In (b), what is the value of capacitance that will give a power factor of 0.95 lagging when connected to the load? 10 0 10Ω 50 mH 50 mH
I. Two electric loads are connected in parallel to a source of value u(t) = 300...
I. Two electric loads are connected in parallel to a source of value u(t) = 300 cos(380t) V. The first load absorbs 3 kW at a power factor of 0.5 lagging. The second load absorbs 4kW at a power factor of 0.8 leading. (a) Find the current I through the first load. (b) Find the total current I c) Find the total apparent power (d) Find the total average power e) Find the overall power factor of the two loads...
A 240-Volt rms, 60-Hz source is connected in parallel with two loads. Compute the total reactive...
A 240-Volt rms, 60-Hz source is connected in parallel with two loads. Compute the total reactive power in KVAR) supplied by the source and the overall power factor. Then, select the nearest answer. Load 1 12 kW Load 2 18 kW Ws = 24020° V rms pf = 0.7 lagging pf=0.8 leading О О О О Select one O Q = - 26.0; p. f. — 0.756 0 0 — — 26.0; p. f. — 0.875 Q = -6.0; p....
Chapter 9, Problem 9.096 A particular load has a pf of 0.4 lagging. The power delivered...
Chapter 9, Problem 9.096 A particular load has a pf of 0.4 lagging. The power delivered to the load is 40 kW from a 220-V rms 60-Hz line. What value of capacitance placed in parallel with the load will raise the pf to 0.5 lagging? mF the tolerance is +/-2%
P 5.75 Part A Loads A and B are connected in parallel across a 1.kV ms...
P 5.75 Part A Loads A and B are connected in parallel across a 1.kV ms 60-Hz ine, as shown in the figure below (Figure 1). Load A consumes 20 k W with a 90-percent- power factor. Load B has an apparent power of 30 kVA with an 80-percent-lagging power factor Find the power delivered by the source Express your answer to three significant figures and include the appropriate units P,-1 Value Units Figure 1of 1 Submit Request Answer line...
Problem 3 Two parallel 3-phase loads are supplied from a 3-phase source with line-line voltage of 415.6922 V rms. The data of their power consumption are as follows. Load 1: 15 kVA at power factor of 0.75 lagging Load 2: 9 kW at power factor 0.82 lagging 1) 2) 3) 4) 5) Determine the complex power consumed by Load 1 Find the complex power consumed by Load 2 Calculate the total complex power consumed by the two loads. Determine the...
Two loads, A and B, are connected in parallel
across a 1-kV-rms 60-Hz line, as shown in (Figure 1). Load
Aconsumes 10 kW with a 60 percent lagging power factor.
Load B has an apparent power of 20 kVA with an 80 percent
lagging power factor.
a) Find the power delivered by the source.
b) Find the reactive power delivered by the source.
c) Find the apparent power delivered by the source.
d) What is the power factor seen by...
10. Two loads connected in parallel draw a total of 2.4 kW at 0.8 pflagging from a 120-V rms, 60- Hz line. One load absorbs 1.5 kW at a 0.707 pf lagging. Determine: (a) the pf of the second load, INV 11. Calculate the line currents for the system shown in figure. Calculate also the total power and reactive power consumed by the load. w 12. For the balanced three-phase circuit in Fig.. Calculate the line currents, the phase voltage...
Example 9 Three loads are connected in parallel across 1400 V, 60 Hz supply: Load 1: 125 KVA, 0.28 PF lag Load 2: 10 kW, 40 kVAR capacitive load Load 3: 15 kW Find the total kW, kVAR, KVA, and the supply power factor . The KVAR and the capacitance in mF of the capacitor needed to improve the PF to 0.8 lagging
A 50 kW load operates from a 60 Hz and 10kV line with a power
factor of 0.6 lagging. Compute the capacitance that must be placed
in parallel with the load to achieve 0.9 lagging power factor.
In-Class #10 Problem A 50 kW load operates from a 60 Hz and 10 kV line with a power factor of 0.6 lagging. Compute the capacitance that must be placed in parallel with the load to achieve 0.9 lagging power factor.
5.1 (15 pts) Refer to the circuit connected to a 120-V rms, 60-Hz voltage source as shown below. (a) What is the power factor? (b) What is the average power dissipation? (c) In (b), what is the value of capacitance that will give a power factor of 0.95 lagging when connected to the load? 10 0 10Ω 50 mH 50 mH
I. Two electric loads are connected in parallel to a source of value u(t) = 300 cos(380t) V. The first load absorbs 3 kW at a power factor of 0.5 lagging. The second load absorbs 4kW at a power factor of 0.8 leading. (a) Find the current I through the first load. (b) Find the total current I c) Find the total apparent power (d) Find the total average power e) Find the overall power factor of the two loads...
A 240-Volt rms, 60-Hz source is connected in parallel with two loads. Compute the total reactive power in KVAR) supplied by the source and the overall power factor. Then, select the nearest answer. Load 1 12 kW Load 2 18 kW Ws = 24020° V rms pf = 0.7 lagging pf=0.8 leading О О О О Select one O Q = - 26.0; p. f. — 0.756 0 0 — — 26.0; p. f. — 0.875 Q = -6.0; p....
Chapter 9, Problem 9.096 A particular load has a pf of 0.4 lagging. The power delivered to the load is 40 kW from a 220-V rms 60-Hz line. What value of capacitance placed in parallel with the load will raise the pf to 0.5 lagging? mF the tolerance is +/-2%
P 5.75 Part A Loads A and B are connected in parallel across a 1.kV ms 60-Hz ine, as shown in the figure below (Figure 1). Load A consumes 20 k W with a 90-percent- power factor. Load B has an apparent power of 30 kVA with an 80-percent-lagging power factor Find the power delivered by the source Express your answer to three significant figures and include the appropriate units P,-1 Value Units Figure 1of 1 Submit Request Answer line...
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