Question

A spherical interplanetary probe of 0.5 m diameter contains electronics that dissipate 150 W. If the probe surface has an emissivity of 0.9 and the probe does not receive radiation from other surfaces, as, for example, from the sun, what is its surface temperature?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Engineering
Mechanical Engineering

Heat Transfer

Related Mechanical Engineering Q&A

Find answers to questions asked by students like you.

Q: Use Mohr circle method only

A: Click to see the answer

Q: Calculate with all the corresponding procedures the centroid (coordinate in Y) and the moment of ine...

A: Click to see the answer

Q: A radar station detects an airplane approaching directly from the east. At first observation, the ai...

A: Consider the radar station as the origin. Write the initial position of the airplane from the given ...

Q: A laminar boundary layer growing along a flat plate is sketched. Several velocity profiles and the b...

A: Click to see the answer

Q: Consider a tank of rectangular cross-section partially filled with a liquid placed on an inclined su...

A: The free body diagram of the tank is given below,

Q: The pipe assembly is subjected to a moment of [ 1366 i + 1685 j+ 3758 k] N.m about point B. Determin...

A: Click to see the answer

Q: Activity 2. What weight W is necessary to start the system of blocks shown to the right? The coeffic...

A: As no units given for the weight  Assuming it in N(Newton) So now we have Wa=600 NWb=400 NAngle of ...

Q: Please answer d, e, and f. d. Calculate the power output from the turbine. Assume the process is adi...

A: Click to see the answer

Q: Two slender rods of negligible weight are pin-connected at C and attached to blocks A and B, each of...

A: AC and BC are two-force membersFree body: Joint CForce triangle:  From Force triangle:           FA...

Q: Draw a well labelled TTT-diagram of steel alloy mentioning the cooling curves for Annealing, Normali...

A: TTT diagram stands for Time-Temperature-Transformation diagram. For eutectoid steel the diagram is b...

Q: Differentiate between Assembly Drawing and Assembly Chart?

A:  Assembly Drawing:               Assembly drawing is a sketch of a machine. A simple diagram of the ...

Q: A trailer truck enters a 2 percent uphill grade traveling at 72 km/h and reaches a speed of 108 km/h...

A: Given data: Initial speed of trailer truck, v1 = 72 km/h. Final speed of trailer truck, v2 = 108 km...

Q: 7-1. The shaft is supported by a smooth thrust bearing at B and a journal bearing at C. Determine th...

A: Free-body diagram of the beam is given as,   On considering beam AE, the force equilibrium in a ver...

Q: Find the an equivalent resultant force and specify the location (x,y) of the equivalent resultant fo...

A: Given data: F1=13 kNF2=72 kNF3=25 kNF4=150 kN

Q: A velocity field is given by V= xi+ x(x-1)(y+ 1)j, where x and y are in feet. Plot the stream line t...

A: The data given is, Velocity field, V=xi+x(x-1)(y+1) j To determine: Plot streamlines for -1 ≤ x≤ 3...

Q: Determine the tension in cables BA and BC necessary to support the 75-kg cylinder in the figure belo...

A: Click to see the answer

Q: F15-2. Determine the minimum diameter d to the nearest mm of the rod to safely support the load. The...

A: Given data as per question Allowable normal stress =100 Mpa Allowable shear stress =50 Mpa calculati...

Q: The cantilevered beam is subjected to a moment applied at its end El is constant. Using Castigliano'...

A: Click to see the answer

Q: A Carnot engine operating between 775K and 305K produces 54 kJ of work. INDICATE pV and TS DIAGRAM ...

A: Click to see the answer

Q: If f(7) = 22 in oLX<4 with periodicity 4, then the value of az in Fourier Series Exponsion is

A: Given: The lower limit is 0. The upper limit is 4. The function is f(x) = 2x.

Q: In the figure below, M1 = 3.0 and A1 = 2.0ft?. If the fluid is carbon monoxide and the shock occurs ...

A: Click to see the answer

Q: Steam enters an adiabatic turbine steadily at 7 MPa, 500°C, and 45 m/s and leaves at 100 kPa and 75 ...

A: Write the given data:

Q: Assume an inviscid, incompressible flow. Also, standard sea level density and pressure are 1.23 kg/m...

A: Given: The sea-level density is ρ=1.23 kg/m3. The lift on a circular cylinder is L=6 N/m. The veloci...

Q: A centrifugal pump impeller delivers 4000 gal/min ofwater at 20 ° C with a shaft rotation rate of 17...

A: Given, Temperature (T) = 20 °C Q = 4000 gal/min  N = 1750 rpm r1 = 6 in r2 = 14 in b1 = b2 = 1.75 in...

Q: Compared to drinking through a straw on earth, would it be easier or more difficult to drink a liqui...

A: Acceleration due to gravity is the acceleration of a free falling body when it is allowed to be attr...

Q: Air undergoes a power cycle composed of the following processes: • Process 1-2: Constant volume from...

A: Click to see the answer

Q: In order to produce a certain semiconductor, a process called doping is performed in which phosphoru...

A: Click to see the answer

Q: A rectangular pontoon is 5 m long, 3 m wide and 1,3 m high. The depth of immersion of the pontoon is...

A: Click to see the answer

Q: Consider the slanted plate AB of length L in Fig. .( a ) Is the hydrostatic force F on the plate equ...

A: No, the hydrostatic pressure here is not equal to the missing water above the plate. Understand the ...

Q: Why do we need to diagnose the transmission/transaxle failure?

A: It is very important to diagnose the transmission failures in any vehicle.There are many factors inf...

Q: The figure shows three situations in which identical projectiles are launched (at the same level) at...

A: To find: Compare the final velocity of three projectiles that have similar initial conditions but la...

Q: How to calculate torque (clockwise and counter-clockwise when three forces are being considered?

A: Solution: Consider three forces are acting on a shaft in clockwise and anti-clockwise directions.   ...

Q: A heat pump cycle is executed with R–134a under the saturation dome between the pressure limits of 1...

A: Given: The minimum pressure of the heat pump is P1=0.16 MPa. The maximum pressure of the heat pump i...

Q: Coal is discharged from the tailgate A of a dump truck with an initial velocity VA = 2 m/s Determine...

A:     Velocity at A=VA→=VA(Cos 50∘i⏞+sin50∘j⏞)where,VA=2 msNow,acceleration at A,aA→=gj⏞whereg=accelr...

Q: *R9-8. The joint is made from three A992 steel plates that are bonded together at their seams Determ...

A: Given : The force on middle plate at point A is FAC = 46 kN. The force on upper and lower plates is...

Q: Mechanical Engineering Question

A: Click to see the answer

Q: Find support reactions and create free body diagram of the following beam.

A: The free body diagram of the beam is as follows: Calculate the horizontal forces in the beam is as ...

Q: What do you mean by fins? What is its significance. What are its applications. Explain it by giving ...

A: Solution:        

Q: A 5-kg sphere is dropped from a height of y= 2 m to test newly designed spring floors used in gymnas...

A: Given, mass of sphere ma = 5 kg height y = 2 m mass of floor mb = 10 kg effective stiffness k = 120 ...

Q: Determine the total axial and bending strain energy in the A992 steel beam. A = 2850 mm2, I = 28.9(1...

A: Calculate the total vertical load due to the applied uniformly variable load i.e. the UVL. V=12wmaxL...

Q: State the critical difference in the processing behavior of thermoplastics vs. thermosets.

A:           The primary physical difference is that thermoplastics can be remelted back into a liquid,...

Q: 7-35. The two members used in the construction of an aircraft fuselage are joined together using a 3...

A: Give data: The horizontal force acting on each inclined plane, P = 2 kN. Height of each inclined pl...

Q: One end of a rod of length L and density ρ is fixed by a frictionless pivot at a depth d under water...

A: Given data: Length of rod = L                      Density of rod = ρ                      Depth of ...