. A balanced three-phase, three wire 480 V supply has two loads. The first load is delta connected and takes 30 kW at 80% lagging power factor. The second load is delta connected and uses 24 kVA at 90% leading power factor. Find the readings of the two wattmeters connected in lines A and C. A. 30,000 & 21,600 W B. 32, 680 & 18,920 W C. 20,400 & 31,200 W D. 28,940 & 22,660 W

Name: a balanced three phase three wire 480 v supply has two loads the first load is delta connected and takes 30 kw at 80 lagging power factor the second load is delta connected and uses 24 kva a 68672
Uploaded: 2023-06-28T05:45:15-08:00
Duration: 3 min 25 s
Channel: Adi S
Description: a balanced three phase three wire 480 v supply has two loads the first load is delta connected and takes 30 kw at 80 lagging power factor the second load is delta connected and uses 24 kva a 68672

          . A balanced three-phase, three wire 480 V supply has two loads.
The first load is delta connected and takes 30 kW at 80% lagging
power factor. The second load is delta connected and uses 24 kVA at
90% leading power factor. Find the readings of the two wattmeters
connected in lines A and C.
A. 30,000 & 21,600 W         
       B. 32, 680 & 18,920 W   
            C. 20,400 & 31,200
W                 
       D. 28,940 & 22,660 W

Added by Natalia Y.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Adi S

06/28/2023

Step 1

This method allows us to find the total power in the system by summing the readings of both wattmeters. The power factor (PF) indicates the phase difference between the voltage and current, with lagging indicating inductive loads and leading indicating capacitive Show more…

Show all steps

Thanks for your feedback!

. A balanced three-phase, three wire 480 V supply has two loads. The first load is delta connected and takes 30 kW at 80% lagging power factor. The second load is delta connected and uses 24 kVA at 90% leading power factor. Find the readings of the two wattmeters connected in lines A and C. A. 30,000 & 21,600 W B. 32, 680 & 18,920 W C. 20,400 & 31,200 W D. 28,940 & 22,660 W