Recent content by JSGhost

  1. J

    MIPS Assembly Code - Convert instruction code to binary

    Say for example, I put a string "addi $t0,$t0,1" in $a0. How do I put the binary form of that on the console? Do I need to make a comparison using function and define the binary form of that instruction using .asciiz?
  2. J

    MIPS Assembly Code - Convert instruction code to binary

    Homework Statement Write a single line MIPS assembly code as an input through the SPIM simulator console and the program will output a 32 bit MIPS machine code through the console. I'm using PCSpim to write the code. An example, I input this instruction in the console. addi...
  3. J

    Differential Equation & Linear Algebra Help?

    Thanks. Finally got it. I needed a negative. :cry: I thought sqrt(9) would give negative and positive of 3. y = - sqrt( 8sqrt(x^1 + 1) + 1)
  4. J

    Differential Equation & Linear Algebra Help?

    Nothing seems to work. Maybe I am approaching the problem wrong? Maybe it's not separable...but linear first-order equation. y = sqrt( 8sqrt(x^1 + 1) + 1) doesn't work. Those symbols don't work cause I can't copy those into the answer placement.
  5. J

    Differential Equation & Linear Algebra Help?

    y^2 = 8 sqrt(x^2 + 1) + 1 to y = sqrt( 8(x^2+1)^(1/2) + 1) ? I've tried that already.
  6. J

    Differential Equation & Linear Algebra Help?

    Homework Statement Solve the following differential equation 8x - 2y sqrt(x^2 + 1) dy/dx = 0 subject to the initial condition: y(0) = -3. y = ? Homework Equations Separable DE's dy/dx = g(x)/f(y) The Attempt at a Solution 8x - 2y sqrt(x^2 + 1) dy/dx = 0 8x = 2y sqrt(x^2 + 1) dy/dx...
  7. J

    How Does Changing Temperatures Affect Carnot Engine Efficiency?

    Actually I did not have to do the derivative. It was so simple roflol. b) Increase T_h by one and calculate the efficiency 1 - 363/516= 0.2965 calculate difference from the original efficiency 0.2965-0.2951=.0014 c) Decrease T_c by one and calculate 1 - 362/515= 0.2971 Now...
  8. J

    How Does Changing Temperatures Affect Carnot Engine Efficiency?

    e = 1 - T_c/T_h How do you do the derivative of that equation? dE = -ln(T_h/T_c) ?
  9. J

    How Does Changing Temperatures Affect Carnot Engine Efficiency?

    So do the derivative of e = 1 - T_c/T_h ?
  10. J

    How Does Changing Temperatures Affect Carnot Engine Efficiency?

    Homework Statement A Carnot heat engine operates between temperatures Th and Tc. (a) If Th = 515 K and Tc = 363 K, what is the efficiency of the engine? 0.30 Your answer is correct. (b) What is the change in its efficiency for each degree of increase in Th above 515 K? ? K-1 (c) What...
  11. J

    Physics - Heat Pump - 2nd Law of Thermodynamics

    Thanks for replying. I actually figured it out by looking at a previous problem I did where it was |Q_c| = |Q_h| + W_eng.
  12. J

    Physics - Heat Pump - 2nd Law of Thermodynamics

    Homework Statement A heat pump has a coefficient of performance of 3.70 and operates with a power consumption of 6.91 103 W. (a) How much energy does it deliver into a home during 1 h of continuous operation? 9.2x10^7 J (b) How much energy does it extract from the outside air? ? JHomework...
  13. J

    Find Areas in Polar Coordinates

    Thanks. The limits of integration was supposed to be 5pi/6 instead of 2pi/3.
  14. J

    Find Areas in Polar Coordinates

    I can't seem to get the correct answer. I rechecked my calculations but no luck. Any help is appreciated. Thanks. Homework Statement Find the area inside the larger loop and outside the smaller loop of the limacon below. r = sqrt(3)/2 + cos(theta) Homework Equations A = (integral...
  15. J

    Areas and Lengths in Polar Coordinates

    Nevermind. I figured it out. Integrating from pi/10 to 0. Thanks.
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