What should be the resistance of a heating coil which will be used to raise the temperature

Question:

What should be the resistance of a heating coil which will be used to raise the temperature of 500 g of water from 28 °C to the boiling point in 2.0 minutes, assuming that 25 percent of the heat is lost? The heater operates on a 110-V line.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Schaums Outline Of College Physics

ISBN: 9781259587399

12th Edition

Authors: Eugene Hecht

See More Books

Question Posted: Nov 03, 2023 02:42 PM

See More Questions

The transformer on a utility pole steps the voltage down from 10 000 V to 220 V for use in a college science building. During the day, the transformer delivers electric energy at the rate of 10.0 kW....
Lakefield Corporations oil trading desk buys and sells oil products (crude oil and refined fuels), options, and futures in international markets. The trading desk is responsible for buying raw...
(a) For -4 < x < 4, find all values of x at which the graph of f has a point of inflection. Justify your answer (b) Find f(-4) and f(4). (c) For -4 s x < 4, find the value of x at which f has an...
Multiple domains have been identified that comprise human systems integration. Typically, it has not been possible to address each domain completely in the process of a comprehensive systems design....
For each of the following errors, considered individually, indicate whether the error would cause the trial balance totals to be unequal. If the error would cause the trial balance total to be...
A new sports car model has defective brakes 15% of the time and a defective steering mechanism 5% of the time. Lets assume (and hope) that these problems occur independently. If one or the other of...
BALANCE SHEET The assets of Dallas & Associates consist entirely of current assets and net plant and equipment. The firm has total assets of $2 5 million and net plant and equipment equals $2...
Paco's saving account earns 13% compounded weekly and receives quarterly deposits of $38,000.His first deposit occurred on October 1, 1996, and the last deposit is scheduled for April 1, 2012....
S&L Financial buys and sells securities expecting to earn profits on short - term differences in price. Assume that on December 2 7 , 2 0 2 4 , S&L purchased Coca - Cola bonds at par for $ 8 9 0 , 0...
An electric crane uses 8.0 A at 150 V to raise a 450-kg load at the rate of 7.0 m/min. Determine the efficiency of the system.
An electric motor, which has 95 percent efficiency, uses 20 A at 110 V. What is the horsepower output of the motor? How many watts are lost in thermal energy? How many calories of thermal energy are...
In Problems 15-18, use Hamilton's plan to apportion the new seats to the existing states. Then increase the number of seats by one and decide whether the Ala bama paradox occurs. Assume that the...
7. At this point you now know information about both the horizontal and the vertical components of the projectile's velocity. In the space below, draw a diagram of the vector components of Vx and...
Complete autonomy in how you demonstrate the following criteria. In this module, we talked more about leadership. We discussed the differences between leadership theory which is a well-substantiated...
Accustart Ltd. acquired 38% of the common shares of Lecce Ltd. on January 1, 2024, by paying $5.76 million for 144,000 shares. Lecce declared a cash dividend of $0.60 per share in each quarter that...
A carload of Hg-ore containing grains of cinnabar (86%Hg by mass; density = 8.19 g/cm3) and grains of basalt (containing no Hg; density=2.84 g/cm3) is to be sampled and analyzed for mercury. The...
CMS reviews acute IPPS and long-term care hospital (LTCH) records for payment purposes. Documentation and coding assignment must be accurate and specific. CMS contracts with Medicare Administrative...
Show that A and AT have the same nonzero singular values. How are their singular value decompositions related?
Sheldon and Leonard had a million-dollar idea. In order to make it happen, they have to do special research first. Only Kripke can help them in this matter. But Kripke is known to be the first-class...
Calculate the incremental slope of the transfer characteristic of the circuit of Problem 5.1 at the quiescent point and at the extremes of the signal swing with a peak sinusoidal output of 1 V and R...
(a) For the circuit of Problem 5.1, draw load lines in the I c - V ce plane for R L = 0 and RL . Use an I c scale from 0 to 30 mA. Also draw constant power hyperbolas for P c = 0.1 W, 0.2 W, and 0.3...
Calculate the incremental slope of the transfer characteristic of the circuit of Fig. 5.8 at the quiescent point and at the extremes of the signal swing with v i = vÌ i sin Ït and v...
CIS fixed operating costs are $5,000. It variable costs are $30 and the sales price is $40. What is the operating break-even quantity? 0 71 O 721 250 500
Managerial accounting provides information to internal users as they request it. This can be immediate and as frequent as demanded True or False True False
June Power Drive Corporation designs and produces a line of golf equipment and golf apparel. Power Drive has 100,000 shares of common stock outstanding as of the beginning of 2021. Power Drive has...

What should be the resistance of a heating coil which will be used to raise the temperature

Question:

Step by Step Answer:

Schaums Outline Of College Physics

Students also viewed these Physics questions