The E⃗ field in an EM wave in free space has a peak of 21.3 mV/m . Part A What is the average rate at which this wave carries energy across unit area per unit time? Express your answer using three significant figures. I I = nothing W/m2 The magnetic field in a EM wave traveling in free space has an rms strength of 21.1 nT .
Estimate the radiation pressure due to a bulb that emits 25 W of EM radiation at a distance of 7.5 cm from the center of the bulb. Assume that light is completely absorbed.
Part A How long does it take to deliver 375 J of energy to 1.00 cm2 of a wall that it hits perpendicularly? Express your answer using three significant figures.
Estimate the force exerted on a fingertip at this point. Suppose that the area of the fingertip is 1.2 cm2 . Assume that light is completely absorbed.
Part A Estimate the radiation pressure due to a bulb that emits 25 W of EM radiation at a distance of 9.5 cm from the center of the bulb. Assume that light is completely absorbed. Express your answer to two significant figures and include the appropriate units. P = Value Units Submit Request Answer Part B Estimate the force exerted on a fingertip at this point. Suppose that the area of the fingertip is 1.3 cm? Assume that light is...
The magnetic field in a EM wave traveling in free space has an rms strength of 22.9 nT. How long does it take to deliver 365 J of energy to 1.50 cm2 of a wall that it hits perpendicularly? Express your answer using three significant figures.
field has an ims strength of 34.3 mV/m? The wave travels in free space. How much energy is transported across a 1.30 cm area per hour by an EM wave whose Express your answer using three significant figures. AEO + O ? ΔΙ Submit Request Answer
4.1 The amplitude of the B field of an EM wave is 2.9×10−7T. The wave travels in free space Part A What is the amplitude of the E field? Express your answer to two significant figures and include the appropriate units. Part B What is the average power per unit area of the EM wave? Express your answer to two significant figures and include the appropriate units.
1. If the electric field in an EM wave in free space has a peak magnitude of 8.7×10−5V/m, what is the peak magnitude of the magnetic field strength? B0 = _________ T 2. A 1500-nF capacitor with circular parallel plates2.0 cm in diameter is accumulating charge at the rate of 39.0 mC/s at some instant in time. a) What will be the induced magnetic field strength 12.5 cm radially outward from the center of the plates? B1 = _______ T...
(1) Find the speed of the yellow light in this diamond. QUESTION 3 An EM wave in outer space has a peak electric field, 54 V/m. Find the value of the magnetic field of the EM wave. QUESTION 4 An EM wave in outer space has a peak electric field, 134 V/m. Find the value of energy density w of the EM wave. QUESTION 5 An EM wave in outer space has a peak electric field, 154 V/m. Find the...
In an EM wave traveling west, the B field oscillates up and down vertically and has a frequency of 95.0 kHz and an rms strength of 7.45 x 10 9 T. Assume that the wave travels in free space. What is the frequency of the electric field? Express your answer to three significant figures and include the appropriate units. UA ? f= Value Units Submit Request Answer Part B What is the rms strength of the electric field? Express your...
Question 4 V/m, what is the peak 4. If the electric field in an EM wave in free space has a peak of 8.4x 10 magnitude of the magnetic field ?
please make sure the answers are clear for understanding Problem 22.24 Part A How much energy is transported across a 1.05 cm area por hour by an EM wave whose Efield has an ims strength of 39.3 mV/m ? The wave travels in free space Express your answer using three significant figures. 0 AED → Om ? au - J/h Submit Request Answer Problem 22.26 The amplitude of the B field of an EM wave is 2.9 x 10-7 T....
An EM wave in free space has a wavelength of 710 nm Part A What is its frequency? Express your answer to two significant figures and include the appropriate units. HA ? f= Value Units Submit Request Answer Part B How would we classify it? visible ultraviolet radio Ο Ο Ο Ο Ο Ο O X-rays O infrared gamma Part A Who will hear the voice of a singer first: a person in the balcony 49.0 m away from the...