Recent content by kai92

Homework Statement (x^3+4)/((x^2-1)(x^2+3x+2))Homework Equations The Attempt at a Solution Try separating them into Ax+B and Cx+D, then expand until (A+C)x3+(3A+B+D)x2+(2A+3B-C)x+(2B-D) then, I was stuck. I can't find any value for A,B,C or D. Is my attempt correct or is there other way to...

Homework Statement The beam AB shown is connected to beam BC.Find the reaction at each supporting point and moment at A. Homework Equations This is the FBD given by the lecturer: The Attempt at a Solution Actually,I get the answer but not sure correct or not.These are my answer...

Thanks for the help,but just to make sure,is temperature change for calorimeter=44-30=14?

Homework Statement A calorimeter contains of 70g oils at temperature of 30oC.If a piece of brass with a mass of 125g heat up until 100oC.After that a brass put in that calorimeter and final temperature of the mixed is 44oC.Calculate the specific heat capacity (c) of the calorimeter if its...

Can you tell me what are the final answers?Pls include the steps/calculation to get the answers.

Well,I don't know what to do at all.I hv found the total resistance,15.975 Ω ,and total current,2.504A.Is it correct?What to do next?Step by step if possible...

Homework Statement Can anybody help me solve this circuit?I want to find V1, V2, V3, I1, I2, I3.Power supply is 40V. Homework Equations The Attempt at a Solution