Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Jun 17, 2019

An electrical circuit in a common household in the U.S. supplies voltage at 120 V and has a 20 Amp circuit breaker. How many 900

An electrical circuit in a common household in the U.S. supplies voltage at 120 V and has a 20 Amp circuit breaker. How many 900 Watt space heaters could be plugged into this power supply before the circuit breaker is tripped?

Step by Step Solution

★★★★★

3.54 Rating (151 Votes )

There are 3 Steps involved in it

Step: 1

Let R is he resistance of space heater P V2R R V2... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

System Dynamics

Authors: William Palm III

3rd edition

73398063, 978-0073398068

More Books

Students also viewed these Physics questions

Question

★★★★★

Lightbulb A is rated at 120 V and 40 W for automotive applications. (a) What is the current through each bulb? (b) What is the resistance of each bulb? (c) In one hour, how much charge passes through...

Answered: 1 week ago

Question

★★★★★

A power supply with Vrms = 120 V is connected between points a and d in Figure P33.26. At what frequency will it deliver a power of 250 W?

Answered: 1 week ago

Question

★★★★★

A power supply has a fixed output voltage of 12.0 V, but you need VT = 3.0V for an experiment. (a) Using the voltage divider shown in Fig. 19-66, what should R2 be if R1 is 10.0? (b) What will the...

Answered: 1 week ago

Question

★★★★★

As a result of the recent mortgage crisis, many banks reported record losses to their mortgage receivables and other assets based on the decline in these assets fair values. Requirements 1. What...

Answered: 1 week ago

Question

★★★★★

The Klein Company operates a simple chemical process to convert a single material into three separate items, referred to here as X, Y, and Z. All three end products are separated simultaneously at a...

Answered: 1 week ago

Question

★★★★★

introduce a two-step process to specify the change challenge

Answered: 1 week ago

Question

★★★★★

Assess the use of experimental research when viewed through the transformative, constructivist, and Indigenous paradigms.

Answered: 1 week ago

Question

★★★★★

Lorlily Company is an agricultural supply firm. The management of the company is decentralized, with division managers heading the two operating divisions: Machinery and Seed/Fertilizer. Within each...

Answered: 1 week ago

Question

★★★★★

Exercise 6-15A (Algo) Distinguishing between maintenance cost and capital expenditures LO 6-7 Bilr's Wrecker Service has just completed a minor repair on a tow truck. The repair cost was $1,030, and...

Answered: 1 week ago

Question

★★★★★

Lockhart&Stark, a VC firm, has invested $ 3 million for 30% of the company, Banana. Palm, a leader in the same industry with Banana, is considering to acquire Banana. Answer the questions in the...

Answered: 1 week ago

Question

★★★★★

What is the effective annual rate if the annual percentage rate is 8 % compounded quarterly? Enter your answer as a percentage rounded to two decimal places. Do not include the percentage sign in...

Answered: 1 week ago

Question

★★★★★

the earnings after tax and dividends under each of the following two financing options based on the document: 1.bond financing: $20 million at 7 percent interest.

Answered: 1 week ago

Question

★★★★★

Pedagogically, there has been empirical evidence to support that there is lack of student's interest in enrollment in marketing analytics courses. Specifically, the biased perception of marketing as...

Answered: 1 week ago

Question

★★★★★

A typical wire coating die is shown schematically in the figure below. throughout the mold It is incompressible at steady state and is an isothermal flow. Rheological properties of the fluid, power...

Answered: 1 week ago

Question

★★★★★

What is the purpose of boring out the clearance hole for the bullet on the inside of the A2 flash hider

Answered: 1 week ago

Question

★★★★★

When you are old and grey and full of sleep, And nodding by the fire, take down this book, And slowly read, and dream of the soft look Your eyes had once, and of their shadows deep; How many loved...

Answered: 1 week ago

Question

★★★★★

A system has 3 processes, p 1 , p 2 and p 3 , and a resource r with 6 identical units. The graph shows the current allocation and claim edges for the 3 processes:

Answered: 1 week ago

Question

★★★★★

From a medical tourist perspective, compare Shouldice with the traditional hospital in terms of the key factors of competition. Using Table 15-3, why would Shouldice attract patients from outside the...

Answered: 1 week ago

Question

★★★★★

a) The equations of motion of the inverted pendulum model were derived in Example 3.5.6 in Chapter 3. Linearize these equations about ( = 0, assuming that ( is very small. b) Obtain the linearized...

Answered: 1 week ago

Question

★★★★★

In Example 10.8.3 the steady-state error for a unit-ramp command is -4/KI. For the gains computed in that example, this error is 1 /1000. We want to see if we can make this error smaller by...

Answered: 1 week ago

Question

★★★★★

a. Obtain the transfer functions X(s)/F(s) and X(s)/G(s) for the following model: = -4x+ 2y + f(t) =-9y - 5x + g(t) b. Compute , (, n, and d for the model. c. If f(t) = g(t) = 0, estimate how long...

Answered: 1 week ago

Question

★★★★★

Felicia is recovering from a brain injury. She is able to speak fluently but often uses incorrect words in a sentence. In one instance at a friends birthday party, she said, I would like something to...

Answered: 1 week ago

Question

★★★★★

As you take notes, your heart beats at a normal rate. Your breathing is normal and your stomach slowly digests your earlier meal. What division of the peripheral nervous system is currently in...

Answered: 1 week ago

Question

★★★★★

Heroin mimics the actions of endorphins, inhibiting pain signals. Heroin is an example of a(n): a. agonist. b. protagonist. c. antagonist. d. glial cell.

Answered: 1 week ago

Previous Question Next Question