A jet airplane travelling at the speed of 500 km h-1 ejects its products of combustion at the speed of 1500 kmh-1relative to the jet plane. What is the speed of the latter with respect to an observer on the ground?

Asked by Last Modified  

Follow 2
Answer

Please enter your answer

Tutor

Both are in opposite direction,so consider one velocity in negative direction. Velocity of jet w.r.t. ground Vjg= 500 km/h …...(Upward) Velocity of products relative to jet VPJ = 1500 km/h ...
read more
Both are in opposite direction,so consider one velocity in negative direction. Velocity of jet w.r.t. groundVjg= 500 km/h …...(Upward) Velocity of products relative to jetVPJ= 1500 km/h …(downward) Hence, velocity of products relative to ground = -1500+500 = -1000 km/h Here – ve sign means downward . read less
Comments

here I have attatched the image of solution.
Comments

Related Questions

What is Viscosity????
It is the resistance of a fluid to a change in shape or movement of neighboring portions relative to one another
Profile Photo
Rakesh Chandra
How do I clear concepts of physics?
If you want to fill 1000 L of water then you need a tank not a glass. Similarly to understand concepts of physics you need to enhance your perception and visualization. I would suggest before you start...
Profile Photo
Muskaan
0 0
View Comments5
What should be the fees for class XI and xii physics per class in Bhubaneswar?
According to me, the best fee will be the changed study pattern of the students from rote to conceptual and being able for themselves to choose what they actually want to do after 12th ( not necessarily engineering or MBBS). Thanks.
Profile Photo
Sashank
Action and reaction forces do not balance each other. Why?
Let's say you push the wooden block, it is true the the block pushes you back with the same force. However, this does not mean that the force that you are exerting on the block has got cancelled. The wooden...
Profile Photo
Anurag
0 0
View Comments5
How to remember all formulas in physics
Practice with patience is the key. "Karat karat abhyas k jadmati hote sujan.. rasri aawat jaat te sil per padat nishan".
Profile Photo
Aady

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons



Oscillations Overview
https://vz-3ad30922-ba4.b-cdn.net/36e661e0-11b1-4bfb-9628-5f8fdf69b952/play_480p.mp4
Profile Photo

Tension
Tension is a special type of force which is applicable in a stretchable body like rope or string. Its direction is towards the pulley. If rope or chain is massless,frictionless or smooth, then tension...
Profile Photo

Importance of Bouncing in Collisions
There are 3 Types of Collisions Elastic, Inelastic and Totally Inelastic collision. Momentum is conserved in all these three types ( No external force is involved, so the system is called a Closed System....
Profile Photo

Recommended Articles

E-learning is not just about delivering lessons online. It has a much broader scope that goes beyond manual paper or PowerPoint Presentations. To understand the reach of E-learning and how the whole process works in developing the Educational system, we will discuss a few points here. Let us find out how this new learning...

Read full article >

Quality education does not only help children to get a successful career and life, but it also hugely contributes to society. The formal education of every child starts from school. Although there are numerous schools, parents find it challenging to choose the right one that would fit their child. It is difficult for them...

Read full article >

Appearing for exams could be stressful for students. Even though they might have prepared well, they could suffer from anxiety, tension etc. These are not good for their health and mind. However, following a few exam preparation tips can save them from all these and help them to score good marks. Let’s find out all...

Read full article >

Once over with the tenth board exams, a heavy percentage of students remain confused between the three academic streams they have to choose from - science, arts or commerce. Some are confident enough to take a call on this much in advance. But there is no worry if as a student you take time to make choice between - science,...

Read full article >

Looking for Class 11 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you