A radio antenna broadcasts a 1.0 MHz radio wave with 25.0 kW of power. Assume that the radiation is emitted uniformly in all directions. For help with math skills, you may want to review: Mathematical Expressions Involving Squares For general problem-solving tips and strategies for this topic, you may want to view a Video Tutor Solution of Fields in a microwave oven. Part A What is the wave's intensity 28.0 km from the antenna? Express your answer with the appropriate units. ΜΑ Value ? Units Submit Request Answer ▼ Part B What is the electric field amplitude at this distance? Express your answer with the appropriate units. НА Value Submit Request Answer Provide Feedback ? Units

please help with all parts, show work and please at the end list the answers to all parts.

A sinusoidal electromagnetic wave is propagating in a vacuum in the +z-direction. Part A If at a particular instant and at a certain point in space the electric field is in the +x-direction and has a magnitude of 4.70 V/m, what is the magnitude of the magnetic field of the wave at this same point in space and instant in time? Express your answer in teslas. B = Π| ΑΣΦ ? T

The magnetic field of an electromagnetic wave in a vacuum is B₂ = (2.6μT) sin((1.15 x 107) - wt), where x is in m and t is in S. You may want to review (Pages 889 -892). For help with math skills, you may want to review: Rearrangement of Equations Involving Multiplication and Division ▼ Part A What is the wave's wavelength? Express your answer to three significant figures and include the appropriate units. λ = Submit Part B f = Submit Part C MÅ Eo = Value What is the wave's frequency? Express your answer to three significant figures and include the appropriate units. Submit Request Answer μÀ Value Request Answer Units PHμÅ Value Request Answer Units ASSO What is the wave's electric field amplitude? Express your answer to two significant figures and include the appropriate units. 49999 Units ? AWYV ?

Part A Estimate the rms electric field in the sunlight that hits Mars, knowing that the Earth receives about 1350 W/m? and that Mars is 1.52 times farther from the Sun (on average) than is the Earth. ? Erms = V/m

Please solve and answer the question correctly please. Be sure to give the correct units and answers. Thank you!!

Part C You are waiting for a pot of water to boil onthe stove. Your thermometer states that the temperature is 329.15 K (56 ° C). What is the frequency with the most intense radiation from the pot? O 3.41x1012 Hz O 1.55x10-5 Hz O 5.88x1010 O 1.94x1013 Hz O 5.17x10-14 Hz Submit Request Answer Part D In order to decrease the energy of a photon, you would need to O decrease its wavelength. O increase its wavelength. O decrease its speed. O increase its speed. Submit Request Answer

A laser emits a cylindrical beam of light 3.0 mm in diameter. Part A If the average power of the laser is 2.0 mW , what is the rms value of the electric field in the laser beam? Express your answer using two significant figures. ? Erms = 4.43 kV/m Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Provide Feedback

The intensity of electromagnetic radiation from the sun reaching the earth's upper atmosphere is 1.37 kW/m². Part A Assuming an average wavelength of 680 nm for this radiation, find the number of photons per second that strike a 1.90 m² solar panel directly facing the sun on an orbiting satellite. E