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Assume that gallium arsenide has dopant concentration of N d =1*10^ 13 cm^ -3 and Na 2.5*10^ 13 cm^ -3 at T = 300K (n = 1.8 X 10¹6 cm3, electron's mobility = 8500 and hole's mobility = 400). Find the following
a) Is this material being p-type or n-type?
b) What is the hole's concentration?
c) What is the electrons concentration?
d) Find the conductivity due to majority carriers.
e) Find the conductivity due to minority carriers.
Calculate the molality of an aqueous glucose solution required to lower the freezing point of water to -8.0oC.
what is the nature of science?
Air at 30°C flows over a plate at a velocity of 2 m/s the plate is 2m long and 1.5m wide. calculate the following Hydrodynamic and thermial boundary layer thickness at the trailing edge of the plate, Total drag force, Total mass flow rate through the boundary layer between x40 cm, x=85 cm.
Suppose cost of production of a firm is given by:
What amount of the product should be produced to maximize profit of the firm if price per unit output is 74? Find the maximum profit or loss.
What quantity of the product should be produced if price per unit is 40?
Find the maximum profit. What will be the decision of the firm to stay in production or stop operation? Why?
What will be the decision of the firm if price per unit is 10?
What is the shut down price level?
Determine the supply function of the firm with domain or range of out put
Your market research unit submitted the income elasticity of demand estimate for non-fed ground beef at 1.94. The economic managers reported that due to a Pandemic the economy will slide into a deep recession and incomes on average are expected to decrease by 15 percent over the next two years. As manager of a meat processing plant, what will be the effect of your purchase of non-feed cattle beef?
Items- Selected cross-price elasticity
Transportation - 1.8
Foods - 0.08
Ground beef, non-fed - -1.94
just explain.
How many grams of BaCl2 should be added to 300 g H2O so that the freezing point of the solution is lowered – 8.3 0C? Assume that the BaCl2 completely dissociates in the solution.
Show Its Given, Required, Equation, Solution, Answer
1. How many grams of BaCl2 should be added to 300 g H2O so that the freezing point of the solution is lowered – 8.3 0C? Assume that the BaCl2 completely dissociates in the solution.
Show Its Given, Required, Equation, Solution, Answer
What will be the freezing point of an aqueous solution containing 80 g of NaCl?
Show Its Given, Required, Equation, Solution, Answer
Objective:
Write a program that accepts a string as an input and perform following –
Write a function that accepts a string as an argument and display the reverse of that string and
return that string.
Write another function that accepts a string as its argument and check whether the string is
palindrome or not.
Description:
A palindrome is a string, which when read in both forward and backward ways is the same.
Example: lol, pop, radar, madam, etc.
To check if a string is a palindrome or not, a string needs to be compared with the reverse of
itself.
Demonstrate these two functions in a program that performs the following steps:
1. The user is asked to enter a string.
2. The program displays the following menu:
A) Display the reverse of the string
B) Check the string is palindrome or not
C) Exit the program
3. The program performs the operation selected by the user and repeats until the user
selects E to exit the program.
