Questions tagged [homework]

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Filler material effect on metal

Okay, my teacher said that if a filler material is added to metal it is possible with increasing filler content to observer: Yield strength increase, Young modulus decrease, Resilience and elongation ...
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38 views

Volumetric Flow Rate calculation

I am getting stuck in a problem where 20% of 8 tonnes of the reactor fuel(thermal nuclear reactor) is removed 2 months after shutdown( the reactor was in operation for 30 years and then got shutdown) ...
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2answers
60 views

How to Find the Magnitude of Force and Direction

Give me some tips on how I can find the magnitude of $F_3$. The hint maybe is the angle of inclination of w axis such that the force components are equal along that axis, my instructor once told me. ...
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how do i formulate a kalman filter for an upwash coefficient?

I want to make a kalman filter that will estimate the upwash coefficient $C_{\alpha_{up}}$ my state vector: $ X_k=[u \ v \ w \ C_{\alpha_{up}} ]^T $ My measurement vector: $ Z_k =[\alpha_m \ \beta_m ...
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2answers
125 views

Maximum induced bending stress within the beam

The Maximum induced bending stress within the beam. Given that: $$\frac{My}{I}$$ The beam depth is 300mm, the width is 150mm. The beam is an I section beam with a 5mm wall thickness. My ...
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203 views

Calculating Entropy from Gibbs Free Energy?

I guess Cp = dH/dT= dq/dT=dS Thus SdT = integral of CpdT. From that ∆H is given and we can calculate ∆G. However, entropy for this reaction should be -7.4J/molK and I am getting like 26J/molK. Also S ...
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2answers
133 views

2D- Truss Member Analysis

I am a graduate student trying to sharpen the direct stiffness method skills. However, I am stuck at the beginning. The problem is given in the image. Can someone help me to write down all the nodal ...
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1answer
98 views

What are the conditions for a signal to be an energy signal and a power signal?

I know how to find the power and the energy of a signal. What I have a problem with is knowing whether a signal is an energy signal or a power signal. According to my teacher, a signal is a power ...