An immersion rod is an electric device, which heats water by immersing a resistance wire in water. It generates 54 joules of heat per second when an electric potential difference of 8 volts is placed across its leads. What is the resistance of the heater wire in ohms?

An immersion rod is an electric device, which heats water by immersing a resistance wire in water. It generates 54 joules of heat per second when an electric potential difference of 8 volts is placed across its leads. What is the resistance of the heater wire in ohms?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter28: Current And Resistance

Section: Chapter Questions

Problem 57PQ

See similar textbooks

Related questions

Q: utematic 2asn Example 6 The three blocks in figure 4 below are connected by light strings that pass…

Q: A Carnot heat engine receives 700kJ/s from a heat source and produces 430 kW of power. At what rate…

Q: We start with some review problems A crate of mass 20.0 kg rests on a level surface, with a…

Q: The normal force is always equal to the weight force. O True False

Q: A convex mirror with a radius of curvature of-36.0 cm is used to form an image of an arrow that is…

A: The height of the arrow's image is -0.857 cm

Q: 11 A 20A fuse is connected in series with a circuit containing a 240 V source. What is the minimum…

Q: A rickshaw puller pulls the rickshaw by applying a force of 120 N. If the rickaw moves with constant…

A: Power is given by the formula P = FvWhere, F is the force and v is the velocity.

Q: Two coins are placed on a horizontal insulating surface a distance of 2.2 m apart and given equal…

A: Given Data : The distance between the 2 charges is given as r = 2.2 m. The repulsive force between…

Q: A 67.65 cm-long spring is displaced by 15.29 cm after 17.58 N is applied. What would be the…

Q: ve instantaneous current of e/2 per second? Explain

A: Given :- Is it possible to have an instantaneous current of e/2 per second? Explanation:- We know…

Q: Calculate: core/cladding interface The angle of refraction at the air/core interface, 0, critical…

Q: A man went jogging one early morning.He started from his home and arrived at imelda park, 350 meter…

A: Given: Straight line distance between his home and imelda park, d = 350 m (time taken = 10 min =…

Q: A rectangular glass window pane on a house has a width of 1.4 m, a height of 2.2 m, and a thickness…

Q: A cubic crystal has lattice constant 4.3 A and its density 963 kg/m. If its atomic mass is 23, then…

Q: Air at 35°C, 1atm (p = 1.145kg/m³, µ = 1.895 × 10-kg/m. s) enters a 11-m-long section of a…

Q: A sharp image of a pencil that’s 25 cm away from your eye is formed on your retina. As you move the…

Q: 7. Which of the following best describes the image formed by a convex mirror when the object…

Q: EXPLAIN THE SIGNIFICANCE OF THE CONTRIBUTIONS OF THE GREEKS TO THE STUDY OF MOTION

A: Ancient Greek law consists of the laws and legal institutions of Ancient Greece. The existence of…

Q: The resistance of a uniform copper wire 50.0 meters long and 1.15 mm in diameter is 0.830 ohms at…

Q: The normal force is always directed Select all that apply. (Hint: The object in the possible answers…

A: Whenever two surfaces comes in contact with each their they start applying normal force on each…

Q: Whale and Kanmuro are two islands located at the Chimera archipelago. These two are separated by a…

Q: A car of mass m rests at the top of a hill of height h before rolling without friction into a crash…

Q: ed to lift a box 0.5 meters above a floor what amount of work was done to lift the box

A: GivenForce, F=12 NDistance, d=0.5 m

Q: The figure below shows the same two blocks A and But now suspended by a string on either side of a…

A: Free body diagram shows the forces acting. Each body in system has set of forces acting on it.…

Q: It will continue to consume its hydrogen through nuclear fusion and will emit electromagnetic…

A: ANSWER- B

Q: A mass of 4 kg is attached to a spring. A force of 108 N is required to hold the spring stretched by…

Q: In a given fluid, positive ions, each with 1 excess protons, move to the right at a steady rate of…

Q: A good-quality measuring tape can be off by 0.50 cm over a distance of 20 m. What is its percent…

A: The % uncertainty can be determined by the ratio of uncertainty and total measured value. Given,…

Q: 9 What is the total electrical energy used by a 9 V battery when connected to a 15 2 resistor for 25…

Q: A flat rough surface will scatter the sound energy in all directions. Select one:

A: Sound is defined as vibration that travels through a medium such as gas, liquid and solid.

Q: Practice Problems (1) What happens to the light which approaches the fiber outside of the cone of…

Q: A physics class is investigating the properties of light using polarizing filters. The students…

Q: 5.25 kg is suspended from a cord that can be moved vertically up or down. Find the magnitude and…

A: Given:- The mass of the object m = 5.25 kg The tension in a cord is T = 21 N Find:- The…

Q: у (m) 150 v; = 50 m/s 75° Complementary values of the initial 100 angle 0; result in the same value…

A: Projectile motion is example of 2D motion. The 2 perpendicular motions are independent of each…

Q: 4. DETAILS KATZPSEF1 21.P.016. MY A block of metal of mass 0.280 ko is heated to 144.0°C and dropped…

Q: 10. The displacement of a transverse wave traveling on a string is represented by D(x,t) 4.2 sin…

Q: A charge q1 (+1mC) is located at the origin, and a second charge q2 (-2mC) is located on the x-axis,…

Q: An object is 25.0 cm from a concave mirror of focal length 15.0 cm. Find the magnification.

Q: Due to the wave nature of light, light shined on a single slit will produce a diffraction pattern.…

A: Given-Green Light=545nmSlit width =0.450 mmwidth of central maximum =1.75m

Q: 1.40 m is started from rest by a constant horizontal force of 45 N applied tangentially to the…

A: Solution

Q: (a)Particles called r-mesons are created by accelerator beams. If these particles travel at 2.49 x…

A: Given Speed of particles , v = 2.49×108 m/s Time , ∆to = 2.60×10-8 s Relativistic factor , Y =…

Q: 1. An object of height 5.00 cm is placed 6.00 cm in front of a converging lens having a focal length…

Q: A window washer is standing on a scaffold supported by a vertical rope at each end. The scaffold…

A: Given, Weight of scafflod, Ws = 192N Weight of worker, Wm = 692N Length of scafflod, L = 2.9m…

Q: N to push an object across a horizontal surface at constant ect has a mass of 10.0 kg, what is the…

A: Given data:- The force on an object exerts F = 50 N The mass of the object is m = 10 kg The…

Q: Q3:a) Three polarizing filters are stacked with the polarizing axes of the second and third at 45.0…

A: A polarizing filter or polarizing filter (see spelling differences) is often placed in front of the…

Q: Sweating is one of the main mechanisms with which the body dissipates heat. Sweat evaporates with a…

A: Latent heat of evaporation of sweat L = 2430kJ/kg(103J/1kJ) = 2430000J/kg Mass of sweat per hour,…

Q: An object of mass 10 kg is at a certain height above the ground. If the potential energy of the the…

Q: A block of mass 1.86 kg is placed on a frictionless floor and initially pushed northward, whereupon…

Q: Point charges of -3.24 µC and +7.19 µC are placed 0.652 m apart, with the negative charge at the…

Q: A particle travels along a path where y = 8x3. The particle increases height with y = 27t3 where t…

Question

An immersion rod is an electric device, which heats water by immersing a resistance wire in water. It
generates 54 joules of heat per second when an electric potential difference of 8 volts is placed
across its leads. What is the resistance of the heater wire in ohms?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

image_1

VIEW

image_2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Use the atomic theory of matter to explain why the resistance of a material should increase as its temperature increases.
The potential difference across the filament of a light-bulb is maintained at a constant value while equilibrium temperature is being reached. The steady-state current in the bulb is only one-tenth of the current drawn by the bulb when it is first turned on. If the temperature coefficient of resistivity for the bulb at 20.0C is 0.004 50 (C)-1 and the resistance increases linearly with increasing temperature, what is the final operating temperature of the filament?
A certain aluminum wire has a resistance of 5-ohms at 20 degrees celcius. What is the resistance of an annealed copper wire of the same size and at the same temperature?
A conductor has a diameter of 2.59 mm. How many meters of this material are needed to yield a resistance of1Ω. The resistivity of the conductor is 1.77x10−8Ω.?.
When a 1.50V battery is shorted by a copper wire whose resistance can be ignored, the current through the copper wire is 1.53 A. What is the internal resistance of the battery (in Ω)?
A one-meter of annealed copper 2.5 cm in diameter is drawn until its resistance is100 times the initial resistance, its diameter afterward is?
How much electrical energy is transferred to thermal energy in 2.50 hrs by an electrical resistance of 500 ohms when the potential applied across it is 80.0V? Express your answer in kJ.
The resistance of a copper wire at 20 deg. C is 30 ohms. If the temperature coefficient of copper at 0 deg. C is 0.00427, what is the resistance if the temperature is increased by 30 degrees?
The emf of a battery is 12.0 volts. When the battery delivers a current of 0.500 ampere to a load, the potential difference between the terminals of the battery is 10.0 volts. What is the internal resistance of the battery?
The Nichrome unit (p=660) in a toaster has a resistance of 24 ohms. What is the resistance of a copper conductor of equal cross sectional area, but 10 times as long as the Nichrome wire?
An aluminum wire is 400 m long and 0.7 cm thick. How much is its resistance? How much current can flow through it if connected to a 500 – V source?
What is the resistance of a 2.54-cm-diameter rod of pure silicon that is 20.0 cm long. What current flows through the rod when 1.00 × 103V is applied to it?