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Lecture 13

PHY 1331 Lecture 13: Lecture13 circular motion


Department
Physics
Course Code
PHY 1331
Professor
Andrzej Czajkowski
Lecture
13

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The$speed$of$a$car$moving$along$a$circular$track$has$a$radius$of$50$m$is$increased$uniformly$
in$time.$When$the$car$is$east$of$the$Center,$it's$totally$acceleration$is$10m/s$at$37$degrees$
of$W$of$N.$
Find$the$radial$and$tangential$accelerations$
A)
How$long$does$it$take$to$return$to$the$same$point.
B)
A$car$speeds$up$as$it$turns$fm$traveling$due$south$to$heading$due$east.$When$exactly$halfway$
around$the$curve$the$cars$acceleration$is$20$north$of$east.$What$is$the$radial$and$tangential$so$
components$of$the$accerlation$at$that$point.$$
Lecture13:*circular*motion*
Wednesday,$October$31,$2018
11:43$AM
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The$speed$of$a$car$moving$along$a$circular$track$has$a$radius$of$50$m$is$increased$uniformly$
in$time.$When$the$car$is$east$of$the$Center,$it's$totally$acceleration$is$10m/s$at$37$degrees$
of$W$of$N.$
Find$the$radial$and$tangential$accelerations$
A)
How$long$does$it$take$to$return$to$the$same$point.
B)
A$car$speeds$up$as$it$turns$fm$traveling$due$south$to$heading$due$east.$When$exactly$halfway$
around$the$curve$the$cars$acceleration$is$20$north$of$east.$What$is$the$radial$and$tangential$so$
components$of$the$accerlation$at$that$point.$$
Lecture13:*circular*motion*
Wednesday,$October$31,$2018
11:43$AM
You're Reading a Preview

Unlock to view full version