A 300-megawatt solar power plant requires approximately 950, 000m2 of land area in order to collect the required amount of energy from sunlight. a. If this land area is circular, what is its radius? b. If this land area is a 42◦ sector of a circle, what is its radius?

A 300-megawatt solar power plant requires approximately 950, 000m2 of land area in order to collect the required amount of energy from sunlight. a. If this land area is circular, what is its radius? b. If this land area is a 42◦ sector of a circle, what is its radius?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter16: Electromagnetic Waves

Section: Chapter Questions

Problem 70P: reaches the ground with an intensity of about 1.0kW/m2 . A sunbather has a body surface area of 0.8...

See similar textbooks

Related questions

Q: What is a light year? unit of time. unit of length 1 year on earth speed of light

A: A light year is the distance covered by the light beam in one year.

Q: A light wave has a wavelength of 4.25x10-7m. a) What is its frequency? b) How much energy is…

Q: A certain radar installation that is used to track airplanes trasmits electromagnetic radiation with…

A: Given data:Wavelength of electromagnetic radiation = 3 cm = 0.03 mTotal distance travelled, d = 5+5…

Q: (a) What is the wavelength (in meters) of a 93.3 MHz Radio wave frequency? (b) What is the frequency…

Q: Under normal conditions, humans radiateelectromagnetic waves with a wavelength of about 9.0…

A: The frequency of the waves can be obtained as f=cλ=3×108 m/s9.0×10-6 m=3.33×1013 Hz

Q: a) Why can many more people witness a total lunar eclipse than a total solar eclipse? Why are some…

A: Questions: (a) Why can many more people witness a total lunar eclipse than a total solar eclipse?…

Q: A 64 cd point source of light is 3 m away from a painting. What is the illuminance on the painting…

Q: Suppose a star is 7.61 ✕ 1018 m from Earth. Imagine a pulse of radio waves is emitted toward Earth…

Q: The Sun is at a 62 degree angle to the ground and a solar module with an area of 1 square metre is…

A: Given data The incoming solar radiation is I = 1000 W/m2 The area of the solar module is A= 1 m2 The…

Q: (a) How much time does it take light to travel from the moon to the earth, a distance of 384,000 km?…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Assume that you want to bounce a laser beam off the Moon. Assume the laser beam is TEM9,0 and that…

A: Since, you have uploaded a question with multiple subparts, we will solve first three subparts (a,…

Q: (b) How long does it take sunlight to reach Earth?

A: We are provided with... Distance of a star = ds = 6.74*10¹⁸ m Distance from earth to moon = rem =…

Q: 2. A neon sign emits electromagnetic radiation with a wavelength of 6.4 x10^-7 m . A) calculate the…

Q: a) On the vernal equinox, the Sun's DEC is twelve hours and its RA is zero degrees. b) The distances…

Q: 2. What is the role of Nitrogen gas in polarography ? 3. Draw and label a ideal polarogram. 4. Write…

A: Question 2) Given:- What is the role of Nitrogen gas in polarography? Note:- “Since you have…

Q: A building is 20 by 15 m and 15 m tall. You want to install a 10-kW wind turbine. How tall of a…

Q: Electromagnetic radiation from a 4.95-mW laser is concentrated on a 0.95-mm2 area. Part (a) What…

A: Given, Power of electromagnetic radiation laser, P = 4.95 mW Surface area, A = 0.95 mm2

Q: Sunlight reaches the ground with an intensity of about 1.0 kW/m2 . A sunbather has a body surface…

A: It is given that,

Q: What is the wavelength of the peak of the blackbody radiation curve for the human body (T = 308 K)?…

A: Given Temperature of human body T = 308 K To find Wavelength of the peak of the black body…

Q: (d) How long does it take for a radio wave to travel once around the Earth in a great circle, close…

Q: The speed of light in a vacuum is 2.9983108 m/s. What is its speed in (a) km/h; (b) mi/min?

A: Given data: Speed of light in vacuum, v = 2.9983 ×108m/s

Q: The Sun is 1.519×108 km from the Earth. How long in minutes does it take for light from the Sun to…

A: The speed of light is given as 3×108 m/s. if the speed and speed is known the time taken can be…

Q: A low-frequency radio wave has a frequency of 250,000Hz. What is the wavelength of this radio wave?

A: The answer is below

Q: Define the equation that you will use to calculate the wavelengths. Express your answer in terms of…

Q: 2. Describe where ultraviolet is found on the EMS compared to the other six forms of radiation. In…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: What are the thresholds of light intensity and duration at different wavelengths above which…

A: Photo electrons are emitted from the metal surface only if the wavelength of the incident radiation…

Q: a) The distance to a star is approximately 4.94 ✕ 1018 m. If this star were to burn out today, in…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 1. It turns out that the sunlight is most intense at noon. Even though this is true, explain why the…

A: Question 1 : To explain: why the highest temperature of the day usually happens a few hours…

Q: When Mars is 90 million km from Earth, a) How long would it take for a radio wave from a video…

A: Distance of mars from earth = 90 million km Speed of EM wave = 3×108 ms

Q: the human eye is most sensitive to light with a wavelength of about 550mm. (a) what is the light's…

A: Frequency is defined as the ratio of the speed of light to its wavelength. It is the also calculated…

Q: Every part of the electromagnetic spectrum has multiple applications in our everyday lives, and many…

A: Electromagnetic spectrum consists of radio wave, microwave, infrared, visible, ultraviolet, X-ray…

Q: Lunar astronauts placed a reflector on the Moon’s surface, off which a laser beam is periodically…

Q: At what fraction of the speed of light is an electromagnetic wave traveling if it has a maximum…

A: The given data are listed below with appropriate variables. Here, E denoted the electric field…

Q: Light passes from material A into material B. The angle that the light makes with the normal in…

A: The angle of incidence, that is the angle made by the light with the normal in medium A = iThe angle…

Q: Amount of solar energy received on the earth's surface per unit area per unit time is defined a…

Q: Q4) What is the maximum E field amplitude of an EM wave with an intensity of 800 W/m?.

A: Given Intensity of electromagnetic wave is I=800 W/m2 Find the amplitude of electric field.

Q: 42 WORDS PO QUESTION 6 10 points You put a red piece of fabric (Fabric A) and a blue piece of fabric…

A: Frequency of blue colour is more than red colour

Q: (a) What is the wavelength of the peak of the blackbody radiation curve for the human body (T = 311…

A: Given, T = 311k

Q: a) What colors of light are absorbed by each piece of fabric? Explain. b) Which piece of fabric gets…

A: a) When a object perticularly reflect any colour we generally see the object in that colour. Here…

Q: What is the wavelength for an FM radio signal that has a frequency of 107.8MHz?

A: The frequency of the FM radio signal, f= 107.8 MHz = 107.8×106 Hz The velocity of the FM radio…

Q: The distance to a star is approximately 4.43 ✕ 1018 m. If this star were to burn out today, in how…

Q: a) What is the velocity of the alien space ship as measured by the ship from Earth? b) If the Earth…

Question

A 300-megawatt solar power plant requires approximately 950, 000m² of land area in order to collect the required amount of energy from sunlight.
a. If this land area is circular, what is its radius?
b. If this land area is a 42^◦sector of a circle, what is its radius?

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

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

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

Our Sun shines bright with a luminosity of 3.828 x 1026 Watt. Her energy is responsible for manyprocesses and the habitable temperatures on the Earth that make our life possible.(a) Calculate the amount of energy arriving on the Earth in a single day.(b) To how many litres of heating oil (energy density: 37.3 x 106J/litre) is this equivalent?(c) The Earth reflects 30% of this energy: Determine the temperature on Earth’s surface.(d) What other factors should be considered to get an even more precise temperature estimate?
The average intensity of sunlight on Earth’s surface is about 1000 ? ?2 ⁄ a. Calculate the solar panel area if the amount of energy that falls on it in 10 hours is 3 × 1012J.b. What intensity would such sunlight have if concentrated by a magnifying glass onto an area 100 times smaller than its own?
Astronomers use a light-year to measure distance. A light-year is the distance light travels in one year. The speed of light is approximately 300,000 km/sec.a. How long is 1 light-year in kilometers?b. The nearest star (other than the sun) is Alpha Centauri. It is 4.34 light-years from Earth. How far is that in kilometers?c. How long will it take a rocket traveling 42,000 km/hr to reach Alpha Centauri?
a) Calculate the escape velocity for hydrogen atoms from the surface (the photosphere) of our Sun. The Sun has a mass of 1.99×1030 kg and a radius of 6.96×108 m. b) If the velocity in (a) were the root-mean-squared of the hydrogen atoms in the Sun, what would the temperature of the photosphere have to be?
reaches the ground with an intensity of about 1.0kW/m2 . A sunbather has a body surface area of 0.8 m2 facing the sun while reclining on a beach chair on a clear day. (a) how much energy from direct sunlight reaches the sunbather’s skin per second? (b) What pressure does the sunlight exert if it is absorbed?
(a) The distance to a star is approximately 7.80 1018 m. If this star were to burn out today, in how many years would we see it disappear? years (b) How long does it take for sunlight to reach Saturn?
I keep getting 1.856026969*10^-10 as the answer and is not correct.
1.The speed of light in vacuum is 3 X 105 km/s and 1 km = 1,000 m and 1m = 100 cm. Use c = f λ to determine the frequency of a photon with a wavelength of 2 cm. 2.At what absolute temperature (K) is Fahrenheit (F) temperature twice the Celsius temperature (C)?
The radio station broadcasts at a frequency of 100 MHz. What is the wavelength of the radio waves it emits? (a) Write first the formulae with no numbers, (b) correctly label each quantity, (c) then plug the numbers and solve it.
When Mars is 90 million km from Earth, a) How long would it take for a radio wave from a video camera mounted on the back of a Mars Rover to tell ground control on earth that the Rover is about to go over a cliff? b) How long would it take for a radio signal from Earth to reach the Rover saying "STOP". c) Why do our Mars Rovers have to be "intelligent" enough to figure out how to deal with obstacles themselves?
3... A spacecraft is in a circular orbit around the moon at an altitude of 911 km. What is the maximum amount of time spent at night per orbit in minutes (assume the angle between the orbit plane and the direction of sunlight is 0. Use the mean radius of the moon if you need it.
Suppose a star 1000 times brighter than our Sun (that is, emitting 1000 times the power) suddenly goes supernova. Using data from Table: (a) By what factor does its power output increase? (b) How many times brighter than our entire Milky Way galaxy is the supernova? (c) Based on your answers, discuss whether it should be possible to observe supernovas in distant galaxies. Note that there are on the order of 1011 observable galaxies, the average brightness of which is somewhat less than our own galaxy.