Asked by onda
a mass of gas emitted from the rear of toy rocket is initially 0.2kg/s. if the speed of the gas relative to the rocket is 40m/s and the mass of the rocket is 4 kg what is the initial acceleration of the rocket
Answers
Answered by
drwls
The reaction force is
F = Vexhaust*(mass flow rate)
= 40*0.2 = 8 Newtons
The acceleration rate is F/m = 2 m/s^2
Since that is less than g (which is 9.8 m/s^2), it won't leave the ground. It better have wheels if it is going anywhere.
F = Vexhaust*(mass flow rate)
= 40*0.2 = 8 Newtons
The acceleration rate is F/m = 2 m/s^2
Since that is less than g (which is 9.8 m/s^2), it won't leave the ground. It better have wheels if it is going anywhere.
Answered by
Tsering
I like your idea
Answered by
Tsering
I like the U help to needy people
Answered by
Tsering
I like the way U help to needy people
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.