Log in
Physics
1
answer
1
watching
319
views
23 Nov 2019

An 1800 W arc welder is connected to a 660 V rms ac line. Calculate (a) the peak voltage, (b) the peak current, and (c) the resistance of the welder. Show all work. Thank you! P.S-Don

Watch
1
answer
1
watching
319
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Elin Hessel
Elin HesselLv2
31 Aug 2019

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share

Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

When an AC generator is connected across a 9 O resistor, the rmscurrent in the resistor is 16 A. Find the following.

a) The rms voltage across the resistor (V)

b) Peak voltage of the generator (V)

c) Max current in the resistor (A)

d) avg power delivered to the resistor (W)

The rms current through a light bulb is 0.468 A when the bulbis connected to a standard 120 V rms source.
(a) Find the bulb's resistance.


(b) Find the peak instantaneous current.


(c) Find the peak instantaneous voltage.


(d) Find the average electrical power used by the bulb.

Atransformer for an answering machine takes an AC voltage of170V(maximum, or peak-to-peak) as its input and provides 7.8V (rms)asits output to the answering machine.

A)What is the rms equivalent to this peak-to-peak voltage?

B)Calculate the turns ratio between the primary and secondary.

C)When not answering, the machine uses a maximum power of5.0W. Whatis the current (rms) drawn from the 170V line?

Weekly leaderboard

Home
Homework Help 3,900,000
Physics 110,000
Start filling in the gaps now
Log in