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Consider a velocity field where the $x$ and $y$ components of velocity are given by $u = cy/(x^{2} + y^{2})$ and $v = −cx/(x^{2 }+ y^{2})$ , where $c$ is a constant. Obtain the equations of the streamlines.
Consider a velocity field where the $x$ and $y$ components of velocity are given by $u = cy/(x^{2} + y^{2})$ …
streamlines

techAir Asked on 26th October 2019 in Aerodynamics.
- 2K views
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Consider a velocity field where the $x$ and $y$ components of velocity are given by $u = cx/(x^{2} + y^{2})$ and $v = cy/(x^{2} + y^{2})$ where $c$ is a constant. Obtain the equations of the streamlines.
Consider a velocity field where the $x$ and $y$ components of velocity are given by \( u = cx/(x^{2} + …
streamlines

techAir Asked on 26th October 2019 in Aerodynamics.
- 1K views
- 1 answers
- 0 votes
The temperature distribution at a certain input of time in concrete slab during curing is given by $T=3x^{2}+3x+16$ where $x$ is in $cm$ and $T$ is in $K$ . Find the rate of change of temperature with time. $(\alpha=0.003\;cm^{2}/s)$
The temperature distribution at a certain input of time in concrete slab during curing is given by $T=3x^{2}+3x+16$ where $x$ …
mech.

thermodynamics

Kisan Kumar Asked on 25th October 2019 in Propulsion.
- 1K views
- 1 answers
- 0 votes
The temperature field in a body varies according to the equation $T(x,y)=x^{3}+4xy$ . Find the direction of fastest variation in temperature at the point $(1,0)$ .
The temperature field in a body varies according to the equation $T(x,y)=x^{3}+4xy$ . Find the direction of fastest variation in temperature …
mech.

thermodynamics

Kisan Kumar Asked on 25th October 2019 in Propulsion.
- 1K views
- 1 answers
- 0 votes
The velocity components in the $x$ and $y$ directions are given by $u=\lambda xy^{3}-x^{2}y; v=xy^{2}-\frac{3}{4}y^{4}$ . Find the value of $\lambda$ for a possible flow field involving incompressible fluid.
The velocity components in the $x$ and $y$ directions are given by $u=\lambda xy^{3}-x^{2}y; v=xy^{2}-\frac{3}{4}y^{4}$ . Find the value of $\lambda$ …
Kisan Kumar Asked on 24th October 2019 in Fluid dynamics.
- 1K views
- 1 answers
- 0 votes
A single-stage impulse turbine with a diameter of 120 cm runs at 3000 rpm. If the blade speed ratio is 0.42, what is the inlet velocity of steam?
A single-stage impulse turbine with a diameter of 120 cm runs at 3000 rpm. If the blade speed ratio is …
Kisan Kumar Asked on 24th October 2019 in Fluid dynamics.
- 1K views
- 1 answers
- 0 votes
The transition Reynolds number for flow over a flat plate is 5 x 10^5. What is the distance from the leading edge at which transition will occur for flow of water with a uniform velocity of 1m/s?
The transition Reynolds number for flow over a flat plate is $5 \times 10^{5}$ .What is the distance from the leading …
Kisan Kumar Asked on 23rd October 2019 in Fluid dynamics.
- 1K views
- 1 answers
- 0 votes
In case of ideal triatomic gas, What is the ratio of specific heats Cp/Cv ?
In case of ideal triatomic gas, What is the ratio of specific heats $C_p/C_v$ ?
Kisan Kumar Asked on 23rd October 2019 in Propulsion.
- 1K views
- 1 answers
- 0 votes
Two satellites of masses m and 2m are on the same circular orbit around earth. If the velocity of the lighter satellite is v0, what is the velocity of the heavier satellite?
Two satellites of masses $m$ and $2\;m$ are on the same circular orbit around earth. If the velocity of the …
Kisan Kumar Asked on 19th October 2019 in Space dynamics.
- 1K views
- 1 answers
- 0 votes
As shown in figure a mass of 100 kg is held between two springs. The natural frequency of vibration of the system, in cycles/seconds, is
A mass of 100 kg is held between two springs as shown in the figure. Find the natural frequency of …
Kisan Kumar Asked on 19th October 2019 in Structures.
- 1K views
- 1 answers
- 0 votes

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