In one second a mass of 210 kg of air enters at A. The speed of this mass of air increases by 570 m s–1 as it passes through the engine. Calculate the force that the air exerts on the engine.

F = M x A (A= (V-U)/T) F = 210 x 570 F = 119,700 N

SG
Answered by Sam G. Physics tutor

3226 Views

See similar Physics A Level tutors

Related Physics A Level answers

All answers ▸

How many fission event occur per second if a Uranium 235 Nuclear Reactor outputs 210MW of energy? Average Binding Energy per Nucleon of Uranium 235- 7.6 MeV Average Binding Energy per Nucleon of Products-8.5 MeV


In an electric propulsion system, alpha particles are accelerated through a potential difference of 100kV at an average rate of 10^20 alpha particles per second. Calculate the average thrust the system can provide.


What is the minimum frequency of electromagnetic radiation needed for a photon to ionise an atom of sodium? ( An atom of sodium has an ionisation energy of 5.15 eV.)


What velocity should your boat have if you want to cross a 72m wide river in 6s by the shortest distance, with a 5 m/s downstream current?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences