Thursday, 12 November 2015

Is the market structure of the coffee industry in India a monopolistic competition? If no, which market structure is it?

Monopolistic competition is a type of imperfect competition in which firms sell products that are differentiated from those of their competitors.  Product differentiation is typically achieved by monopolistic firms through the branding of their products with the use of logos and slogans, labels, and product packaging.


The market structure of the coffee industry in India is a monopolistic competition for the following reasons:


Product Differentiation- The coffee sold by each firm in India's coffee...

Monopolistic competition is a type of imperfect competition in which firms sell products that are differentiated from those of their competitors.  Product differentiation is typically achieved by monopolistic firms through the branding of their products with the use of logos and slogans, labels, and product packaging.


The market structure of the coffee industry in India is a monopolistic competition for the following reasons:


Product Differentiation - The coffee sold by each firm in India's coffee industry is differentiated by branding. Therefore, each coffee firm sells differentiated beverages such as hot chocolate, lattes, teas, espressos, and cappuccinos in labeled coffee cups and packaging. Furthermore, differentiated toppings such as whipped cream, sprinkles, and chocolate drizzle as well as differentiated pastry items such as muffins, soups, and sandwiches may also be offered.


Market Power - Each firm has some degree of market power in the coffee industry. Market power enables each firm to have control over their decision-making process in regards to the quantity of coffee to be produced and the selling price of each cup of coffee.  Therefore, each firm produces at a level that ensures profit maximization. For example, CoffeeHouse located in East India may choose to sell their dark coffee beverages for $1.50, whereas, CremeBeans located in the western part of India offers dark coffee beverages for $1.95.


Asymmetric Information - Information in the market is not perfectly distributed amongst sellers and buyers; as such, the price offered in coffee shops blocks away from each other could be different. For example, locals know the cheapest coffee shop in their community but visitors would not readily have access to this information.

Were characters in The Giver (other than Jonas and the Giver) believable?

The characters’ choices in The Giver should seem unbelievable and horrific to its audience.


For example, Jonas’s father, a seemingly “good” man, does not show any guilt after euthanizing the smaller twin in Chapter 19. While watching this scene, Jonas feels horror and repulsion, and he cannot fathom his father’s willingness to casually commit murder to save his community from the small inconvenience of interacting with two similar-looking people. The Giver’s audience should feel...

The characters’ choices in The Giver should seem unbelievable and horrific to its audience.


For example, Jonas’s father, a seemingly “good” man, does not show any guilt after euthanizing the smaller twin in Chapter 19. While watching this scene, Jonas feels horror and repulsion, and he cannot fathom his father’s willingness to casually commit murder to save his community from the small inconvenience of interacting with two similar-looking people. The Giver’s audience should feel the same disgust and disbelief, especially since in our society, Jonas’s father would be seen as a cold-blooded murderer who would receive a harsh penalty, perhaps even capital punishment, from our legal system.


Similarly, Fiona, a character admired by Jonas for her gentleness and good nature, uses a discipline wand against the elderly. Our society would also see this as an “unbelievable”, inhumane crime. We would use the term “elder abuse” to describe her actions. Therefore, from one perspective, the characters in The Giver are not believable.



However, there’s another perspective. One could say that the characters in The Giver make believable choices given the fact they are brainwashed into submission by the constant rules and regulations of their society. Even if we look back only one hundred years into our history, we see that when unjust rulers seize control of countries and begin extensive programs of propaganda, repression, and intimidation, seemingly moral people commit unbelievably horrific acts.


For example, you may have studied genocides, the deliberate killings of large groups of people, in your Social Studies or History classes. I have included a reference link to endgenocide.org to show that genocides are horrifically common and that despite humanity’s best efforts, they continue to occur. I have also included a link that discusses author Lois Lowry’s feelings about the similar timing of The Giver’s publication and the worst days of the Rwandan genocide.


Therefore, given that our history shows that ordinary people are capable of terrible crimes, the characters’ inhumane actions in The Giver may not seem so unbelievable after all.

Tuesday, 10 November 2015

What are 12 agents of weathering?

Weathering is the process of breakdown of rocks and soil by a number of agents. Unlike erosion, weathering does not involve the motion of rocks. Various weathering agents are:

  • Water: causes hydration of rocks and minerals.

  • Gravity: an agent of physical weathering and causes abrasion.

  • ice: in cold regions, ice formation and subsequent thawing, changes the gap size between rock fragments, loosens them and causes weathering.

  • acids: acid attack is a common cause of weathering. carbonic acid and sulfuric acid are commonly implicated as agents of chemical weathering.

  • salts: crystal formation of salts in the gaps and fissures also causes weathering of rocks.

  • winds: can shape and move loose fragments, thus progressively weathering the rocks.

  • plants: grow into crack and fissures. The expanding roots, uptake of chemicals and release of chemicals into rocks causes weathering.

  • animals: burrow animals break down rocks, other animals use other means to cause weathering.

  • temperature changes: heating and cooling enhances weathering.

  • pressure changes

  • gases: such as carbon dioxide, oxygen, sulfur oxide, etc. causes acidification or oxidation of rocks.

  • microorganisms: break down, acidify and chemically attack soil and rocks and causes weathering.

Hope this helps. 

How does Katherine Mansfield use literary features such as language, structure, and imagery to generate significance when talking about the aloe...

Some of the imagery used to describe the husband (Stanley) reveals much about his character. When the family awakens after their first night in the house, Stanley is doing exercises in front of his wife and is described as "glowing" and "squatting like a frog" as he does his exercises. His body (which he quite admires) is described as "firm" and "obedient." This imagery strongly suggests that Stanley is somewhat vain, but he reveals very...

Some of the imagery used to describe the husband (Stanley) reveals much about his character. When the family awakens after their first night in the house, Stanley is doing exercises in front of his wife and is described as "glowing" and "squatting like a frog" as he does his exercises. His body (which he quite admires) is described as "firm" and "obedient." This imagery strongly suggests that Stanley is somewhat vain, but he reveals very soon thereafter that he is also more than a little insecure. He worries that he will one day become fat, like some men of his age already are. 


As for the aloe plant, the imagery used to describe it emphasizes that it is strange and unusual to Keziah, underscoring (like the wallpaper decorated with parrots) the strange new surroundings the family has moved into. The plant is described as "fat" and "swelling" and as having "cruel leaves." The encounter with the aloe plant, which is contrasted with the other familiar plants elsewhere in the garden, is at the center of the narrative—indeed, "Prelude" was initially intended to be part of a novel entitled Aloe. 


As for the dog, his name is Snooker. In the words of one literary critic, he is described as "endur[ing] treatment that oscillates between care and cruelty." The dog is ugly, and it smells bad. The boys are always concocting some bizarre chemical mixture to give him for reasons that are not exactly clear. He is himself somewhat wild and has to be restrained when the boys kill a duck at the pond. Like the aloe, the dog is on the edge of wildness and civilization.

What is the role of genealogy in The Children of Men?

The Children of Menby P.D. James is a dystopian novel that depicts a world where all men are infertile and mankind is on the brink of extinction. Since the survival of the human race depends on a child being born, there is a desire for any possible children to be bred from the healthiest and strongest men and women possible. Because of this, there is a need for identifying citizens whose genealogies reveal strong...

The Children of Men by P.D. James is a dystopian novel that depicts a world where all men are infertile and mankind is on the brink of extinction. Since the survival of the human race depends on a child being born, there is a desire for any possible children to be bred from the healthiest and strongest men and women possible. Because of this, there is a need for identifying citizens whose genealogies reveal strong and healthy families. Qualifying men and women are given compulsory fertility tests, while unhealthy or disabled people are excluded. 


Besides this very pragmatic need, genealogy seems to be surprisingly unimportant in The Children of Men. Since there is no chance of continuing, the family unit has almost disintegrated. Sex is no longer used for procreation. The elderly are murdered in state-sanctioned rituals called the "Quietus." People live for the pleasure of the moment in order to defend themselves against the grief of childlessness and their coming extinction. 


Even British aristocrats, who are typically notorious for being proud of their rich heritage, care little now for the land and manors they have inherited from their ancestors. Theo explains this phenomenon in the following passage:



I can understand how the aristocrats and great landowners with no hope of posterity leave their estates untended. We can experience nothing but the present moment, live in no other second of time, and to understand this is as close as we can get to eternal life.



It seems that the need to appreciate the past is dependent on humanity's ability to appreciate the future. Without a coming generation to carry on the family history, the genealogy of these citizens is forgotten. Only the present is valued.

Why does Lincoln say that "we cannot consecrate, we cannot hallow this ground"? Explain.

Lincoln delivered this speech during the American Civil War, on Thursday, November 19, 1863, during the afternoon, at the dedication of the Soldier's National Cemetery in Gettysburg, Pennsylvania. The address was made four and a half months after the defeat of the Confederate armies by those of the Union at the Battle of Gettysburg.


To consecrate means to declare something holy and hallow is its synonym. Lincoln is saying that the ground cannot be declared holy, because: 


...

Lincoln delivered this speech during the American Civil War, on Thursday, November 19, 1863, during the afternoon, at the dedication of the Soldier's National Cemetery in Gettysburg, Pennsylvania. The address was made four and a half months after the defeat of the Confederate armies by those of the Union at the Battle of Gettysburg.


To consecrate means to declare something holy and hallow is its synonym. Lincoln is saying that the ground cannot be declared holy, because: 



The brave men, living and dead, who struggled here, have consecrated it, far above our poor power to add or detract.



Lincoln means that the extreme sacrifice the men who had fought and died on that battlefield have made was in itself a greater act than any other could now, or ever, perform in ordaining the soil on which they died. Their deed was more than enough for the ground to be consecrated. The blood that was spilt there blessed the soil. It would, he suggests, be presumptuous of him or any other to believe that they could do those who gave their lives greater honor by declaring the ground hallowed.


These words indicate the great respect Lincoln had for those who gave up their lives to fight for a noble cause. He wanted them to be honored through more than symbolic gestures such as this one—he felt they should be held in esteem in the hearts and minds of all Americans. That should be how a nation conveys its greatest gratitude.

Monday, 9 November 2015

An object is pushed into the water with a certain amount of force. Calculate the speed of the object after it is released from equilibrium at a...

First calculate how submerged the block is when in equilibrium. Let the up direction be negative and the down direction be positive.


`F_b=F_g+F`


`rho_w*V_d*g=rho*V*g+F, rho=S_g*rho_w`


`rho_w(1^2*x)g=S_g*rho_w(1^3)g+2000` ,Where x=the distance from the surface to the bottom of the block (here is why I have the downward direction as positive).


Then solve for x:


`x=S_g+2000/(rho_w*g)=0.6+2000/(1000*10)=0.8 meters`


Now to calculate the velocity, at a height h, we must neglect the drag force then use the work kinetic energy...

First calculate how submerged the block is when in equilibrium. Let the up direction be negative and the down direction be positive.


`F_b=F_g+F`


`rho_w*V_d*g=rho*V*g+F, rho=S_g*rho_w`


`rho_w(1^2*x)g=S_g*rho_w(1^3)g+2000` ,Where x=the distance from the surface to the bottom of the block (here is why I have the downward direction as positive).


Then solve for x:


`x=S_g+2000/(rho_w*g)=0.6+2000/(1000*10)=0.8 meters`


Now to calculate the velocity, at a height h, we must neglect the drag force then use the work kinetic energy theorem.


`W=Delta*K`


`int_0.8^h F(x) *dx=1/2m*v^2`


The initial velocity is zero. F(x) is the net force on the block after it is released as a function of the distance submerged. We are only considering when h<0.8m, this is the only region where there is a buoyant force.


 `(2/m)int_0.8^h (F_g-F_b(x)) *dx=v^2`


`(2/(S_g*rho_w*1^3))int_0.8^h (S_g*rho_w*g-rho_w*x*g) *dx=v^2 `


`2g int_0.8^h dx -(2g)/(S_g) int_0.8^h x dx=v^2 `


`2g(h-0.8)-g/(S_g)(h^2-0.8^2)=v^2`


`(2g(h-0.8)-(g)/(S_g)(h^2-0.8^2))^(1/2)=v(h)` 


Here is velocity as a function of height where h<0.8m.



The graph starts at height =0.8 m on the x axis. It then goes to zero m/s at height=0.4 m so the block will stop before it breaks free of the surface at height=0.



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How are race, gender, and class addressed in Oliver Optic&#39;s Rich and Humble?

While class does play a role in Rich and Humble , race and class aren't addressed by William Taylor Adams (Oliver Opic's real name) ...