FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

An electric iron is connected to the mains power supply of 220 V. When the electric iron is adjusted at minimum heating it consumes a

An electric iron is connected to the mains power supply of 220 V. When the electric iron is adjusted at ‘minimum heating’ it consumes a power of 360 W but at ‘maximum heating’ it takes a power of 840 W. Calculate the current and resistance in each case.

Step by Step Solution

★★★★★

3.32 Rating (152 Votes )

There are 3 Steps involved in it

Step: 1

The detailed ... 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

blur-text-image

Step: 3

blur-text-image

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

Complete Physics For Cambridge IGCSE RG

Complete Physics For Cambridge IGCSE RG

Authors: Stephen Pople

3rd Edition

019830871X, 978-0198308713

More Books

Students also viewed these Physics questions

Question

★★★★★
A coil with inductive resistance XL = 30 and impedance Z = 50 is connected to the mains with effective voltage value V = 100 V. Find the phase difference between the current and the voltage, as well...

Answered: 1 week ago

Question

★★★★★
The windings of an electromagnet have inductance L = 8.0 H and resistance R = 2.0 . A 100.0-V dc power supply is connected to the windings by closing switch S2. (a) What is the current in the...

Answered: 1 week ago

Question

★★★★★
A Multirange Voltmeter Figure shows the internal wiring of a three-scale voltmeter whose binding posts are marked +, 3.00 v, 15.0 V, and 150 V, When the meter is connected to the circuit being...

Answered: 1 week ago

Question

★★★★★
Determine each of the following as being either true or false. If an angle has a cosine of 0.2, then the secant of the angle is 5.

Answered: 1 week ago

Question

★★★★★
What are the two basic weaknesses of the simplified approaches to preparing pro forma statements?

Answered: 1 week ago

Question

★★★★★
Write a Do While loop to validate that the user enters a nonzero integer into an input box for a variable named intDenominator.

Answered: 1 week ago

Question

★★★★★
Why is it important to use random sampling when creating the training and validation sets in model validation.

Answered: 1 week ago

Question

★★★★★
Sarah Company engaged in the following transactions in July 2010: July 1 Sold merchandise to Chi Dong on credit, terms n/30, FOB shipping point, $2,100 (cost, $1,260). 3 Purchased merchandise on...

Answered: 1 week ago

Question

★★★★★
The partition that contains the Windows OS files is known as the what type of partition? Group of answer choices extended dynamic boot primary

Answered: 1 week ago

Question

★★★★★
please assist in implementing the included functions. import utils import pilots import os.path # WEATHER FUNCTIONS def bad_visibility(visibility,minimum): """ Returns True if the visibility...

Answered: 1 week ago

Question

★★★★★
During April, Cavy Company incurred factory overhead as follows: Indirect materials $11,100 Factory supervision labor 4,500 Utilities 520 Depreciation (factory) 690 Small tools 360 Equipment rental...

Answered: 1 week ago

Question

★★★★★
Compose a thoughtful response to the original post with a reference source and link, This week I'd like to dive into the company Amazon, and how they implement information systems for strategic...

Answered: 1 week ago

Question

★★★★★
Brief the following case by using FILAR for structure and discuss the legal rules that applied to each issue and the reasons for the decision. Wright v. McArthur, 2005 BCSC 1797 case in a document...

Answered: 1 week ago

Question

★★★★★
9. A dual cycle operates with an air intake of 1 bar and 50C. The compression ratio is 15:1 and the maximum pressures and temperatures reached in the cycle are 75 bar and 2200C. (a) Sketch a p-V and...

Answered: 1 week ago

Question

★★★★★
From 1634 to 1637 CE, tulips in the Dutch Republic sold for extraordinarily high prices, sometimes as much as 10 times the annual wage of a skilled worker, in a phenomenon known as tulip mania. Some...

Answered: 1 week ago

Question

★★★★★
Required: Compute the following: ( 1 ) current ratio, ( 2 ) acid - test ratio, ( 3 ) days' sales uncollected, ( 4 ) inventory turnover, ( 5 ) days' sales in inventory, ( 6 ) debt - to - equity ratio,...

Answered: 1 week ago

Question

★★★★★
Examine the following book-value balance sheet for University Products Incorporated. The preferred stock currently sells for $15 per share and pays a dividend of $2 a share. The common stock sells...

Answered: 1 week ago

Question

★★★★★
What is the order p of a B + -tree? Describe the structure of both internal and leaf nodes of a B + -tree.

Answered: 1 week ago

Question

★★★★★
The mass of a measuring cylinder and its contents are measured before and after putting a stone in it. Which of the following could you calculate using measurements taken from the apparatus above? A....

Answered: 1 week ago

Question

★★★★★
The figure shows an empty wheelbarrow which weight 80 N. The operator pulls upwards on the handles with a force of 20 N to keep the handles horizontal. The point marked M is the centre of mass of the...

Answered: 1 week ago

Question

★★★★★
a. The illustrations show a beaker in which coffee is served at an airport kiosk. The beaker itself is made of two layers of cardboard. It has a thin plastic lid. i. State two sources of heat loss...

Answered: 1 week ago

Question

★★★★★
What is the most common problem to avoid during interviewing?

Answered: 1 week ago

Question

★★★★★
Do you agree with the performance formula? Will you use it on the job?

Answered: 1 week ago

Question

★★★★★
Reinforcement theory is unethical because it is used to manipulate employees. Do you agree with this statement? Explain your answer.

Answered: 1 week ago

Previous Question Next Question