Problem (11) A 60-mm radius drum is rigidly attached to a 100-mm radius drum as shown. One of the 100 mm 60 mm drums rolls without sliding on the surface shown, and a cord is wound around the other drum. Knowing that end E of the cord is pulled to the left with a velocity of 120 mm/s, determine A E a) the angular velocity of the drums b) the velocity of the center of the drums c) the length of cord wound or unwound per second. D

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Problem (11)
A 60-mm radius drum is rigidly attached to a
100-mm radius drum as shown. One of the
100 mm
drums rolls without sliding on the surface
shown, and a cord is wound around the other
drum. Knowing that end E of the cord is pulled
to the left with a velocity of 120 mm/s,
determine
60 mm
A
E
a) the angular velocity of the drums
b) the velocity of the center of the drums
c) the length of cord wound or unwound
per second.
Transcribed Image Text:Problem (11) A 60-mm radius drum is rigidly attached to a 100-mm radius drum as shown. One of the 100 mm drums rolls without sliding on the surface shown, and a cord is wound around the other drum. Knowing that end E of the cord is pulled to the left with a velocity of 120 mm/s, determine 60 mm A E a) the angular velocity of the drums b) the velocity of the center of the drums c) the length of cord wound or unwound per second.
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