The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

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Answer 1

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Chapter 21, Problem 21P

(a)

To determine

The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

(b)

To determine

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

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Question B3 Consider the following FLRW spacetime: t2 ds² = -dt² + (dx² + dy²+ dz²), t2 where t is a constant. a) State whether this universe is spatially open, closed or flat. [2 marks] b) Determine the Hubble factor H(t), and represent it in a (roughly drawn) plot as a function of time t, starting at t = 0. [3 marks] c) Taking galaxy A to be located at (x, y, z) = (0,0,0), determine the proper distance to galaxy B located at (x, y, z) = (L, 0, 0). Determine the recessional velocity of galaxy B with respect to galaxy A. d) The Friedmann equations are 2 k 8πG а 4πG + a² (p+3p). 3 a 3 [5 marks] Use these equations to determine the energy density p(t) and the pressure p(t) for the FLRW spacetime specified at the top of the page. [5 marks] e) Given the result of question B3.d, state whether the FLRW universe in question is (i) radiation-dominated, (ii) matter-dominated, (iii) cosmological-constant-dominated, or (iv) none of the previous. Justify your answer. f) [5 marks] A conformally…

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Answer 2

Question

Chapter 21, Problem 21P

(a)

To determine

The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

(b)

To determine

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

Expert Solution & Answer

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Answer 3

Question

Chapter 21, Problem 21P

(a)

To determine

The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

(b)

To determine

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

Expert Solution & Answer

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Answer 4

Question

Chapter 21, Problem 21P

(a)

To determine

The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

(b)

To determine

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

Expert Solution & Answer

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Answer 5

Chapter 21, Problem 21P

(a)

To determine

The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

(b)

To determine

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

Answer 6

Chapter 21, Problem 21P

(a)

To determine

The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

Answer 7

Chapter 21, Problem 21P

(a)

To determine

The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

Answer 8

(b)

To determine

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

Answer 9

(b)

To determine

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

Answer 10

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Answer 11

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Answer 12

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Answer 13

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The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

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The table for the following occurrence in which three marbles from the bag rather than the four marbles can be achieved.

The table for the following occurrence in which five marbles from the bag rather than the four marbles can be achieved.

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