ZuoTi.Pro
Question

the transformer for a particular device can produce 6.50 V and a maximum current of 2.10...

the transformer for a particular device can produce 6.50 V and a maximum current of 2.10 A. At this maximum value, find the current drawn when the transformer is connected to a 120 V input

science   physics   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

Considering the Volt-Ampere balance between the input and output of the transformer,

V1 I1 = V2 I2

(6.50)*(2.10) = (120) * I2

I2 = ( 6.50 * 2.10 ) / (120) = 0.11375 A = 11.375 mA (Ans)

0 0
Add a comment
Know the answer?
Add Answer to:
the transformer for a particular device can produce 6.50 V and a maximum current of 2.10...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • A step-down transformer is used for recharging the batteries of portable electronic devices. The turns ratio...

    A step-down transformer is used for recharging the batteries of portable electronic devices. The turns ratio N2/N1 for a particular transformer used in a DVD player is 1:10. When used with 120-V (rms) household service, the transformer draws an rms current of 38.0 mA from the house outlet. (a) Find the rms output voltage (in V) of the transformer. V (b) Find the power (in W) delivered to the DVD player. W (c) What If? What would be the current...

  • MS TOUR TEACHER A step-down transformer is used for recharging the batteries of portable electronic devices....

    MS TOUR TEACHER A step-down transformer is used for recharging the batteries of portable electronic devices. The turns ratio N/N, for a particular transformer used in a DVD player is 1:15. When used with 120-V (rms) household service, the transformer draws an mms current of 23.5 mA from the house outlet (a) Find the rms output voltage (in V) of the transformer V (b) Find the power in W) delivered to the DVD player w (c) What If? What would...

  • Can you help me solve this problem and show the steps? The local transformer shown below...

    Can you help me solve this problem and show the steps? The local transformer shown below provides the last voltage stepdown in a power distribution system. A common sight on utility poles in residential areas, it is a single-phase transformer that typically has a 13.8-kV rms line to neutral on its primary coil, and a center tap secondary coil provides both 120 V rms and 240 V rms to service several residences. A typical example of this transformer is shown...

  • 1.) A multipurpose transformer has a secondary coil with several points at which a voltage can...

    1.) A multipurpose transformer has a secondary coil with several points at which a voltage can be extracted, giving outputs of 5.60, 12.0, and 480 V. (a) The input voltage is 140 V to a primary coil of 300 turns. What are the numbers of turns in the parts of the secondary used to produce the output voltages? 5.60 V ________turns 12.0 V_________ turns 480 V ________turns (b) If the maximum input current is 5.50 A, what are the maximum...

  • An rms voltage of 29 V is required for a device whose impedance is 12 12....

    An rms voltage of 29 V is required for a device whose impedance is 12 12. (a) What should the turn ratio of a transformer be, so the device can be operated from a 125 V line? N2 / N1 = 0.232 (b) Suppose the transformer is accidentally connected in reverse with the secondary winding across the 125 V-rms line and the 12-12 load across the primary. How much rms current will then flow in the primary winding? ХА

  • 1. A step-down transformer is used for recharging the batteries of portable devices. The turns ratio...

    1. A step-down transformer is used for recharging the batteries of portable devices. The turns ratio N2/N1 for a particular transformer used in a CD player is 3:43. When used with 120-V (rms) household service, the transformer draws an rms current of 170 mA. (a) Find the rms output voltage of the transformer. ? V (b) Find the power delivered to the CD player. ? W 2.What velocity would a proton need to circle Earth 1,285 km above the magnetic...

  • A transformer connected to a 120-V (rms) ac line is to supply 13,000 V (rms) for...

    A transformer connected to a 120-V (rms) ac line is to supply 13,000 V (rms) for a neon sign. To reduce shock hazard, a fuse is to be inserted in the primary circuit; the fuse is to blow when the rms current in the secondary circuit exceeds 8.50 mA. What current rating should the fuse in the primary circuit have? (Points : 20)

  • A single-phase transformer is rated at 10 kVA, 240/100 V. When the secondary terminals are open-circuited...

    A single-phase transformer is rated at 10 kVA, 240/100 V. When the secondary terminals are open-circuited and the primary winding is supplied at normal voltage, the input current is 2.6 A at a power factor of 0.3 lag. When the secondary terminals are short-circuited, a voltage of 18 V applied to the primary causes the full-load current to flow in the secondary, the power input to the primary being 240 W. Calculate (a) the regulation (b) the efficiency of the...

  • A 500-W device is connected to a 120-V ac power source. What rms current flows through this...

    A 500-W device is connected to a 120-V ac power source. What rms current flows through this device?a) 120 Ab) 150 Ac) 170 Ad) 4.2 Ae) 5.9 A

  • Will rate for answer with work! A step-down transformer is used for recharging the batteries of...

    Will rate for answer with work! A step-down transformer is used for recharging the batteries of portable devices. The turns ratio N2/N1 for a particular transformer used in a CD player is 3:46. When used with 120-V (rms) household service, the transformer draws an rms current of 100 mA. (a) Find the rms output voltage of the transformer. V (b) Find the power delivered to the CD player. W

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT