What is the initial acceleration of the rocket

Reference no: EM13497408

a) A rocket with initial mass of 7.50×103 kg is fired in the vertical direction. Its exhaust gases are ejected at the rate of 4.50×101 kg/s with a relative velocity of 2.200×103 m/s. What is the initial acceleration of the rocket?

b) What is the acceleration after 20 s have elapsed?

Reference no: EM13497408

Questions Cloud

Evaluate the ppm salt nacl in the sample : If you pipetted 50.00 mL of an unknown brine and titrated it with 37.64 mL of 0.1024 M silver nitrate solution. Calculate the ppm salt (NaCl) in the sample.

What is the speed of the first glider after the collision : Two air-track gliders of equal mass are initially moving in the same direction along a straight line. What is the speed of the first glider (rearmost) after the collision

Emphasize short-term results-net income : Executive officers within an organization will often feel compelled and tempted to emphasize short-term results-net income for the current year-over long-term success and company survival.

Evaluate the pounds of salt of crude : If a salty crude sample was analyzed to have 110.6 ppm salt, calculate the pounds of salt per 1000 bbls of crude

What is the initial acceleration of the rocket : A rocket with initial mass of 7.50×103 kg is fired in the vertical direction. Its exhaust gases are ejected at the rate of 4.50×101 kg/s with a relative velocity of 2.200×103 m/s. What is the initial acceleration of the rocket

Explain taxation and law practice : Advise Gordon and Pamela about capital gains and income tax consequences and any effect that their son's tax treatment of the payment will have on them. You should discuss possible discounts and exemptions that may be available to them.

Calculate the speed of the camaro : An Escort and a Camaro traveling at right angles collide and stick together. The Escort has a mass of 1200 kg and a speed of 30 km/h in the positive x direction before the collision. What was the speed of the Camaro

What is the maximum current in the primary coil : A transformer with 340 turns in its primary coil and 30 turns in its secondary coil is designed to deliver an average power of 1390 W with a maximum voltage of 67 V

What is the average power drawn from the source of emf : A circuit contains a 150-O resistor, a 0.0570-H inductor, a 0.420-µF capacitor, and a source of time-varying emf connected in series. What is the average power drawn from the source of emf

User Account

All Pages