A Boeing 747 airliner which weighs 802,000 lb taxis down a runway andreaches a velocity of 75.0 mi/h. The airplane starts from rest, and its enginescan deliver 175,000 lb of thrust.(a) Find the plane's mass.(b) Find its momentum.(c) Find its change in momentum.(d) In order to reach this velocity, what impulse was delivered to the plane?(e) How long did the plane take to reach its speed? (Assume that the thrust ofthe engines remains constant and ignore air resistance.)

W=802000 lb since 1lb=0.453 kgW=802000×0.453W=363306×9.81 kgW=3.564MNFT=175000×.453×9.81 NFT=7.778…

A Boeing 747 airliner which weighs 802,000 lb taxis down a runway and reaches a velocity of 75.0 mi/h. The airplane starts from rest, and its engines can deliver 175,000 lb of thrust. (a) Find the plane's mass. (b) Find its momentum. (c) Find its change in momentum.

A Boeing 747 airliner which weighs 802,000 lb taxis down a runway and reaches a velocity of 75.0 mi/h. The airplane starts from rest, and its engines can deliver 175,000 lb of thrust. (a) Find the plane's mass. (b) Find its momentum. (c) Find its change in momentum.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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