3. Calculate the radius of a 12,000 K white dwarf with a luminosity of 0.0004 solar luminosities. (You can take the Sun's surface temperature to be 5780 K, and note that its radius is 696,000 km.)

Q: 25.4 m 4 km hr hr

A: Given data: 25.4 mi/hr - 4 km/hr Here mi/hr - miles per hour km/hr - kilometer per hour

Q: 146.88 What is The answer in 2 significant figures?

A: The value 146.88 can be written as,

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A:

Q: 62) Compute the dot products between the following vectors. The dashed line denotes the positive z…

A:

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A: Magnitude of p = 7 Magnitude of q = 2 Angle, θ = 150°

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A:

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A: We have to set up a problem that will provide a solution given in the question. By identifying the…

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A: Significant figures are the number of digits which contributes to the degree of accuracy. During…

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A: Given Mass of man m = 176 lb To find  Weight of man in Newtons

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A:

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A: The dot product of the two vectors is,

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A: The dot product of 2 vectors is the component of one vector along the other vector.

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A: Given:-

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A:

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A:

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A:

Q: 82. Find the scalar components of three-dimensional vectors Gand H in the following figure and write…

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Q: Part C Enter the expression -20 + 6D in the answer box using the notation just described. Express…

A:

Q: A vector has a magnitude of 7.20 m and an angle of -32.5°. Write this vector in unit vector…

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Q: A force 4 N making angle 45 with x axis. The y component is?

A: Answer Given  Force  F = 4 N Angle θ = 45º with x axis we have to find y component.

Q: Given two vector A -5.00i – 9.00j+ 4.00k and B = -4.00i + 6.00j – 2.00k what is the vector product A…

A: