What is the magnetospheric standoff for Earth under a Fast Solar Wind condition? Assume Solar Wind velocity is 750 Km/s, and number density is 3x106m-3

Q: Rossby

A:

Q: Gusts of the solar wind travel as fast as 1000 km/s. How many days would the solar wind take to…

A: Distance, d=vt                             1) where, v=106 msd=1.496×1011 m

Q: An image of the disk of the Sun shows a higher brightness at the centre compared to the edges.…

A: The phenomenon you are describing, where the center of the Sun appears brighter than its edges, is…

Q: What do you mean by the term local earthing? Explain how it is done?

A: local is also known as Grounding which is a system used to protect electrical wires and components…

Q: Use Stefan-Boltzmann equation and the definition of albedo to derive the equation that provides the…

A: The planet's temperature as a function of distance. Given, Cross section of the planetA=πRP2

Q: The figure below shows measurements of the solar wind magnetic field at 1 AU over a 24 hour period.…

A: Required : What does the variation in the magnetic field data represent.

Q: What Is KMT And What Are Its Assumptions?

A: KMT is an abbreviation of the kinetic molecular theory of gases, which is a model that describes the…

Q: 1. Choose the irrotational flow field below. O A) u= y² v= x² 2318 O B) u= -6y v= 3x O C) u= 3y² v=…

A: The condition for the flow field to be irrotational is :  Let us consider the following option :…

Q: Do you think Earth could retain an atmosphere of nitrogen for the age of the Solar System? Explain…

A: Earth contains vast oceans of liquid water. CO2 get easily dissolved in water. Hence, oceans absorb…

Q: ya 6.3 mya 4.5 mya 1500 km 3 mya

A: To find the rate of spread in the hypothetical hot spot. Total distance is 1500 Kms.  The rate of…

Q: The temperature at a point 50 km north of a station is 3°C cooler than at the station. If the wind…

A: we know that  dFdt=QQ=10Ch-1 now, total derivative of the above will give ∂T∂t= dTdt-V*∇T

Q: Using Wien’s displacement law, what is the peak wavelength of Earth if its surface temperature is…

A: The surface temperature of the Earth,

Q: How does the Earth's magnetic field work, and what is its role in protecting us from the solar wind?

A: The Earth's magnetic field is created by the motion of molten iron in its core. This motion creates…

Q: What is forced convection? How does it differ from natural convection? Is convection caused by winds…

A: In a process of convection, when external equipment such as fan and pump or the wind causes the…

Q: Meridional is derived from meridian. Look up the definition of meridian; what is the direction of…

A: Meridian are the imaginary longitudinal lines across the earth from north pole to the south pole

Q: In the graph from the class handout the inflow of energy from the sun is given as a constant 236…

A: The relation between Solar’s constant, Planet’s albedo and energy inflow can be given by, 14L(1-α)=E…

Q: Do you think the Moon could retain an atmosphere of nitrogen for the age of the Solar System?…

A: Earth’s active magnetic field due to convection of molten iron core shields the atmosphere from the…

Q: How long does it take for energy produced in the Sun's core to reach the photosphere?

A: Ans. (E) : a few hundred thousand years. Explanation :-

Q: In general what would be the most effective means for making the atmosphere more unstable? Warming…

A: Answer: The correct option is B. Cooling the mid-level and Warming the surface

Q: Mission operating a 5 AU, Solar panels need a minimum of 50 W/m2 of solar irradiance to provide the…

A: SOlution: Given that mission operatin at 5 AU 5 AU =5x149597870x103 m required power =  50 W/m2

Q: Describe how a convection current works. In a simple way.

A: Required :: How does convection current work.

Q: Differentiate betwen geostationary and polar satelites.

A: Geostationay satellites are placed into orbit at a distance of around 35,800 km from the earth’s…

Q: equattion : S/4 (1- a) = f*sigma*TS4 Solar Constant (W/m2) S = 1361 How sensitive is the…

A: The solar constant is given as, S=1361 W/m2 The atmospheric transmittivity is given as, f=0.62 TO…

Q: ôf a star (m), the extinction coefficient (k), and air mass (X). Dr atmosphere case). What is a good…

A: Given values as, z= 60o and z= 70o.

Q: Which of the following hypotheses is supported by the data analysis? O Earth's temperature has…

A: Given :- graph of variation of earth temperature.

Q: Under what conditions can the outer surface of a vertical cylinder be treated as a vertical plate in…

A:

Q: Consider the greenhouse effect in an atmosphere model consisting of two infrared-opaque layers. Find…

A: Here we consider the layers a, b and surface layer are perfectly absorbing layer so, Each…