## work laws for closed systems, Engineering Mathematics

Assignment Help:
In closed system 0.3kg of gas at 373K is expanded isothermally and reversibly from 1 mpa pressure to 200 kp. Given that cv= 718 j/kg k and R= 287 j/kgk.

#### Partial Differentiation, if the sides of a triangle ABC vary in such a way ...

if the sides of a triangle ABC vary in such a way that it''s circum-radius remains constant. prove that, da/cos A+db/cos B+dc/cos C =0

#### Investigate the output of advertising agencies, In an article in Marketing...

In an article in Marketing Science , Silk and Berndt investigate the output of advertising agencies. They describe ad agency output by finding the shares of dollar billing volume

#### Numerical integration, There are many situations which call for the replace...

There are many situations which call for the replacement of an integral by a sum, or vice versa. In the former case the highest accuracy is sometimes required. This means that in t

#### Inverse z transform using power series expansion, X(z)=1/(1-a(z^-1))

X(z)=1/(1-a(z^-1))

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elongation of conical bar under its own weight is what fraction of rectangular bar

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. The Government of Uganda wants to locate a refinery plant that will annually receive crude oil from two wells in Bunyoro region, F1 and F2. The refinery plant will process the cr

#### Series and sequence, #how do you estimate the sum a limit using intrgral te...

#how do you estimate the sum a limit using intrgral test

#### Differential Equations - Linear, Solve the initial value problem 11(t+1)dy...

Solve the initial value problem 11(t+1)dydt-7y=28t, for t>-1 with y(0)=14. Put the problem in standard form. Then find the integrating factor, ?(t)= , and finally find y(t)=

#### .applications of integration, what are the applications of integration?

what are the applications of integration?

#### Calculate principal value of the root, Compute the (real and imaginary part...

Compute the (real and imaginary parts of the) principal value of the eighth root of (a + ib) to 3 decimal places (accurate to 10 -3 ). Call the real part "m 7 ", and the imagina  