chikilin1k chikilin1k

02-09-2019
Physics

contestada

What is the velocity of a bullet train that moves 400 meters west over 3 minutes anad 20 seconds?

Respuesta :

encali2008 encali2008

02-09-2019

Answer: v= 2m/s

Explanation: simple kinematic

time moving t= 3min+20s = 3*60+20 = 200s

velocity v= distance / time = 400m / 200s = 2m/s ( very slow ... usain bolt is faster than your train ... v(bolt)= 100m /9.5s = 10.5m/s

best wishes form colombia

Answer Link

Otras preguntas

This is Tiana from Princess And The Frog. Any advice or anything??

Please someone help me!

help help help help help help help

How would this propaganda affect America’s attitude towards the Japanese?

is this a plant cell or animal cell and how do u know

Rectangle A is 10 times as long as rectangle B. If rectangle A is 80 units long, select all the ways to find the length of rectangle

Turn on Show element name. What causes the element name to change?

At the state level, political parties are responsible for: A. serving as the presidential candidates' campaign staff. B. holding conventions with local party de

make a sentence using 2- 4 of these French words

L 5.1.2 Exam: Sementer Exam Which statement best explains what Mr. McConnell's dialogue reveals about his character? Mark looked at the grade on his math quiz.