Effects of temperatureon the heaters resistance

Assignment Help Physics
Reference no: EM13559408

A 690-W space heater is designed for operation in Germany, wherehousehold electric outlets supply 230 V (rms) service. What is thepower output of the heater when plugged into a 120-V (rms) outletin a house in the United States? Ignore the effects of temperatureon the heater's resistance.

Reference no: EM13559408

Questions Cloud

Determine the distance between the charges : When point charges q1=+8.4uC  and q2 = +5.6uC are brought near each other , each experience a repulsive force of magnitude 0.66 N.  Determine the distance between the charges.
Strings on violin are stretched with the same tension : Suppose the strings on a violin are stretched with the same tension and each has the same length between its two fixed ends.The musical notes and corresponding fundamental frequencies of twoof these strings are G (196.0 Hz) and E (659.3 Hz).
What is the relationship between the speeds of ball : Ball A is attached to one end of a rigid massless rod, while an identical ball B is attached to the center of the rod. Each ballhas a mass of m= 0.50 kg, and the length of each half rodis L= 0.1m.
Find the instantaneous velocity at the 5 second mark : If a car shifts gears from first to second after 5 seconds, when the speed is 60mph. Second to third happens after 10 secondswhen the speed is 85 mph. Its speed is 110 after 15seconds.
Effects of temperatureon the heaters resistance : A 690-W space heater is designed for operation in Germany, wherehousehold electric outlets supply 230 V (rms) service. What is thepower output of the heater when plugged into a 120-V (rms) outletin a house in the United States? Ignore the effects of ..
What is the dielectric constant of the glass : A capacitor with air between its plates is charged to 140 V and then disconnected from the battery. Whena piece of glass is placed between the plates, the voltage acrossthe capacitor drops to 30 V. What is the dielectric constant of the glass?
Calculate the voltage difference between the plates : A parallel plate capacitor has a left plate with a positive charge of +Q and a right plate with a charge of -Q. The magnitude of the electric field between the plates is 100 V/m The plates each have an area of 2.0x10-3 m2   with a spacing of plate..
Find the magnitude of the workers force : A 50 kg block of ice slides downa frictionless incline 1.5 m long and 0.89 m high. A worker pushes up against the ice, parallel to the incline, so that the block slides down at constant speed.
Two cars are traveling along a straight road : Two cars are traveling along a straight road. Car A maintains aconstant speed of 82 km/h and car Bmaintains a constant speed of 90 km/h.At t = 0, car B is 39 kmbehind car A. How much farther will car A travel before car B overtake sit?

Reviews

Write a Review

Physics Questions & Answers

  What is the change in magnetic flux through the coil

A circular coil made up of 10 windings of wire has a circumfrence of 2 m. The coil is perpendicular to a magnetic field of strength 10 T. what is the change in magnetic flux through the coil

  Determine the charge on plates before and after immersion

A parallel-plate capacitor in air has a plate separation of 1.50 cmand a plate area of 25.0cm2. The plates arecharged to a potential difference of 2.50x102 V and disconnected from the source. The capacitor is then immersedin distilled water.

  What is the gravitational potential energy of the ball

A ball of mass 1.7 kg hangs at the end of a string 1.2 m in length from the ceiling of a room. The height of the room is 4.0 m. What is the gravitational potential energy of the ball relative to the ceiling

  What was the angular speed of the wheel at the beginning

An object has a kinetic energy of 303 J and the momentum of magnitude 22.9 kg·m/s. Find the speed and the mass of the object.

  Find how many electrons need to leave each object

Two spherical objects with a mass of 5.26 kg each are placed at a distance of 3.95 m apart. How many electrons need to leave each object

  Calculate the resultant of these two forces

Two forces are applied to a car in an effort to move it, as shown in the following figure, where F1 = 410 N and F2 = 376 N. (Assume up and to the right as positive directions.), What is the resultant of these two forces

  Find the velocity of the two vehicles after they collide

A 1200.0 kg car is initially traveling at 20.0 m/s. It swerves to avoid running into a baby deer, only to run into a parked truck (1860.0 kg). Find the velocity of the 2 vehicles after they collide

  How high does the rocket travel

A model rocket is fired vertically from rest. It has a net acceleration of 15.0 m/s2. After 1.1 s, its fuel is exhausted and its only acceleration is that due to gravity. how high does the rocket travel

  What is the ambient light in the room as you took your data

You set up an experiment with two polarizer screens on an optical bench, What is the ambient light in the room as you took your data

  How much power does the bulb dissipate

A flashlight contains two batteries in series each having a potential difference of 1.5V and an internal resistance of 0.2 ohms, How much power does the bulb dissipate

  Compute the magnetic field strength at the center of coil

A piece of copper wire has a resistance per unit length of 5.95 10-3 ?/m. Find the magnetic field strength at the center of the coil

  What is the tension in the cable of angle

Luigi wishes to suspend a lantern of mass m between his store and a telephone pole. THe cable attached to his store makes an angle (theta) to the wall. The cable to the telephone pole is horizontal.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd