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Find the upstream Mach number if there is a entropy increase across the normal shock wave of \(220\,J/\left( {kg.K} \right)\).
Find the upstream Mach number if there is an entropy increase across the normal shock wave of \(220\,J/\left( {kg.K} \right)\).
Mach number

normal shock waves

Shock waves

thermodynamics

techAir Asked on 11th March 2021 in Aerodynamics.
- 2K views
- 1 answers
- 0 votes
A flow passes through a normal shock wave has a pressure, temperature and Mach number of \(1\,atm,\,295\,K\) and \(2.8\) upstream of the shock wave. Find \({P_2},{T_2},\,{\rho _2},\,{M_2},{P_{02}}\) and \({T_{02}}\) downstream of the shock wave.
A flow passes through a normal shock wave has a pressure, temperature and Mach number of \(1\,atm,\,295\,K\) and \(2.8\) upstream …
airspeed

normal shock waves

Shock waves

Supersonic flow

Kumar59 Asked on 11th March 2021 in Aerodynamics.
- 1K views
- 1 answers
- 0 votes
Find the speed of sound in air at a temperature of 250 K.
Find the speed of sound in air at a temperature of 250 K.
airspeed

Sonic flow

speed of sound

Kisan Kumar Asked on 11th March 2021 in Aerodynamics.
- 2K views
- 1 answers
- 0 votes
A communication satellite orbiting around earth has an eccentricity of \(0.0014\). Find the time period of the satellite, altitude at apogee and velocity at perigee, if the satellite has an altitude of \(400\,km\) at perigee from the surface of the earth.
A communication satellite orbiting around earth has an eccentricity of \(0.0014\). Find the time period of the satellite, altitude at …
earth

satellite

space

Worldtech Asked on 1st March 2021 in Space dynamics.
- 2K views
- 1 answers
- 0 votes
Calculate the orbital and escape velocity from earth, mass of earth is \(5.9722 \times {10^{24}}\,kg\) and radius is \(6.378 \times {10^6}\,m\).
Calculate the orbital and escape velocity from earth, mass of earth is \(5.9722 \times {10^{24}}\,kg\) and radius is \(6.378 \times …
earth

space

Kumar59 Asked on 1st March 2021 in Space dynamics.
- 2K views
- 1 answers
- 0 votes
Find the final burnout velocity of a two-stage rocket which has a payload mass of 100 kg. Specific impulse of both the stages is 290s. First stage gets separated from the second stage at the instant of burnout. Rocket has the following design characteristics:
Find the final burnout velocity of a two-stage rocket which has a payload mass of 100 kg. Specific impulse of …
rocket engine

rocket facts

rocket propulsion

Kisan Kumar Asked on 1st March 2021 in Rocket and Space propulsion.
- 2K views
- 1 answers
- 0 votes
For a rocket, find the ratio of its propellant mass to the initial mass for which burnout velocity of the rocket is equal to the escape velocity from earth.
For a rocket, find the ratio of its propellant mass to the initial mass for which burnout velocity of the …
rocket engine

rocket facts

rocket propulsion

Worldtech Asked on 1st March 2021 in Rocket and Space propulsion.
- 2K views
- 1 answers
- 0 votes
Find the burnout velocity of a rocket with Hydrogen-Fluorine as the fuel oxidizer combination.
Find the burnout velocity of a rocket with Hydrogen-Fluorine as the fuel oxidizer combination. Ratio of initial weight before making …
rocket engine

rocket facts

rocket propulsion

techAir Asked on 1st March 2021 in Rocket and Space propulsion.
- 2K views
- 1 answers
- 0 votes
Find the thrust produced by a rocket engine at an altitude of \(55\, km\), if the exit area of the rocket engine is \(2.5\,m^2\). Mass flow of the propellants is \(30\,kg/s\) and has a exit velocity of \(4500\,m/s\) and a exit pressure of \(2.2 \times {10^4}\,N/m^2\).
Find the thrust produced by a rocket engine at an altitude of \(55\, km\), if the exit area of the …
rocket engine

rocket propulsion

thrust

Kumar59 Asked on 12th February 2021 in Rocket and Space propulsion.
- 2K views
- 1 answers
- 0 votes
Find the inlet area of a ramjet engine, if the maximum thrust to be produced is \(5000\, N\) at sea level at an inlet velocity of \(300\,m/s\). The exit velocity, area and pressure are \(650\,m/s\), \(0.08\,m^2\) and \(104000\,N/m^2\).
Find the inlet area of a ramjet engine, if the maximum thrust to be produced is \(5000\, N\) at sea …
thrust

Kisan Kumar Asked on 12th February 2021 in Propulsion.
- 2K views
- 1 answers
- 0 votes

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