The diagram shows two blocks A and B of 4.0 kg each, initially stationary and connected to each other by a light cord passing over a light, free-running pulley. Block A is in contact with the smooth surface of an inclined plane at 30° to the horizontal. 2.0 m A 30° Y The system is released from rest and block B moves vertically downwards from position X to What will be the total kinetic energy of the system when block B has travelled from X to Y?
The diagram shows two blocks A and B of 4.0 kg each, initially stationary and connected to each other by a light cord passing over a light, free-running pulley. Block A is in contact with the smooth surface of an inclined plane at 30° to the horizontal. 2.0 m A 30° Y The system is released from rest and block B moves vertically downwards from position X to What will be the total kinetic energy of the system when block B has travelled from X to Y?
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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Transcribed Image Text:The diagram shows two blocks A and B of 4.0 kg each, initially stationary and connected to
each other by a light cord passing over a light, free-running pulley. Block A is in contact
with the smooth surface of an inclined plane at 30° to the horizontal.
B
2.0 m
A
Y
30°
The system is released from rest and block B moves vertically downwards from position X to Y.
What will be the total kinetic energy of the system when block B has travelled from X to Y?
Transcribed Image Text:Question 14
A spring has an elastic constant of 8.75 x 103 N/m. What is the magnitude of the
force required to stretch this spring a distance of 28.6 cm from its equilibrium position?
3.06 x 102 N
7.16 x 102 N
O 1.25 x 103 N
3.06 x 103 N
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