Find what is the electric field strength

Assignment Help Physics
Reference no: EM13691983

Question: A new cordless phone emits 2.9mW at 5.8 GHz. The manufacturer claims that the phone has a range of 100 feet.

Part A: If we assume that the wave spreads out evenly with no obstructions, what is the electric field strength at the base unit 100 feet from the phone?

Show all work, use additional paper if necessary.

Reference no: EM13691983

Questions Cloud

Estimate what is the magnification : A spherical mirror is polished on both sides. What is the magnification when the convex side is used as a mirror, the object remaining the same distance from the mirror
Complex has much greater thermodynamic stability : Question- When a solution of oxalate anions are added to a solution of hexaaquachromium(III) the resulting complex has much greater thermodynamic stability.
Find what is the overall magnification of the microscope : The distance between the eyepiece and the objective lens in a certain compound microscope is 23.5 cm. What is the overall magnification of the microscope
What is the actual pressure of the gas : Question- A gas was collected over water by bubbling it into an inverted flask at 27.0 degrees C. If the gas was collected at 760torr, what is the actual pressure of the gas
Find what is the electric field strength : If we assume that the wave spreads out evenly with no obstructions, what is the electric field strength at the base unit 100 feet from the phone
How much time will it take to melt the ice : A 5.0cm thick ice sheet covers a lake in early spring. The ice density is 910kg/m3. If the spring sun radiates an average of 155W/m2 onto the ice, how much time will it take to melt the ice
Define the acid has three acidic protons : Question- Phosphoric acid, H3PO4(aq), is a triprotic acid, meaning that one molecule of the acid has three acidic protons. Estimate the pH, and the concentrations of all species in a 0.100 M phosphoric acid solution.
Calculate the specific heat of nickel : Question- It is found that 252J of heat must be absorbed to raise the temperature of 50.0 g of nickel from 20.0C to 31.4C. Calculate the specific heat of nickel
Find the ratio of the focal lengths of the mirrors : The same object is located at the same distance from two spherical mirrors, A and B. Find the ratio fA/fB of the focal lengths of the mirrors

Reviews

Write a Review

Physics Questions & Answers

  What is the thermal energy of gas

300 J of work are done to compress the gas as, in the same process, 1200 J of heat energy are transferred from the gas to the environment. Afterward, what is the rms speed of the molecules.

  Find the objectives resolving power if used in air

A 0.99-cm-diameter microscope objective has a focal length of 2.6 mm. It is used in visible light with a wavelength of 532 nm. What is the objective's resolving power if used in air

  What is the speed of the truck when they are abreast

An automobile and a truck start from rest at the same instant, with the automobile initially at some distance behind the truck.  What is the speed of the truck when they are abreast

  Determine the acceleration of the electron

An electron moves through a uniform electric field = (2.30 + 4.90) V/m and a uniform magnetic field = 0.400 T. Determine the acceleration of the electron when it has a velocity = 12.0 m/s. ax = m/s2 ay = m/s2 az = m/s2

  Determine how long is the slope

A child on a sled starts from rest at the top of a 15.0° slope. If the trip to the bottom takes 17.3 s how long is the slope? Assume that frictional forces may be neglected

  Find the mass of the ship without the cargo

A certain ship is shaped like a box, with vertical sides and a flat bottom. When the ship sails with cargo in the ocean (saltwater), Find the mass of the ship without the cargo

  Calculate the direction of electric field of the semicircle

An insulating rod of length 14.0 cm is bent into the shape of a semicircle and has a uniform total charge of -7.5 uC, Calculate the magnitude and direction of the electric field at the center of the semicircle arc

  A 18-g balloon is filled with helium gas when a mass of 48

a 1.8-g balloon is filled with helium gas. when a mass of 4.8 g is attached to the balloon the combined mass hangs in

  How much wasted heat is rejected to the room

A freezer has a coefficient of performance of 2.40. The freezer is to convert 1.98kg of water at 26.0 oC to 1.98kg of ice at -5.00 oC in 1 hour. How much wasted heat is rejected to the room in which the freezer sits

  Compute what is the acceleration of the car

A car sits in an entranceramp to a freeway, waiting for a break in the traffic. What is the acceleration of the car

  The pendulum is held horizontal and released from rest

Now a peg is placed 4/5 of the way down the pendulum's path so that when the mass falls to its vertical position it hits and wraps around the peg. As it wraps around the peg and attains its maximum height it ends a distance of 3/5 L below its startin..

  Find what the overall angular magnification of microscope

The focal length of the eyepiece of a certain microscope is 19 millimeter. Find the overall angular magnification of microscope

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