Physical Sciences P1 (Physics) Gr 12 23 FS/2017 The block moves from point B at a velocity of 4,95 m-s¹ up a rough inclined plane to point C. The speed of the block at point C is 2 m s. Point C is 0,5 m above the horizontal, as shown in the diagram below. During its motion from B to C a uniform frictional force acts on the block. 4,95 m.s¹ 2 kg C 0,5 m B 6.2 State the work-energy theorem in words. 6.3 Use energy principles to calculate the work done by the frictional force when the 2 kg block moves from point B to point C.
Physical Sciences P1 (Physics) Gr 12 23 FS/2017 The block moves from point B at a velocity of 4,95 m-s¹ up a rough inclined plane to point C. The speed of the block at point C is 2 m s. Point C is 0,5 m above the horizontal, as shown in the diagram below. During its motion from B to C a uniform frictional force acts on the block. 4,95 m.s¹ 2 kg C 0,5 m B 6.2 State the work-energy theorem in words. 6.3 Use energy principles to calculate the work done by the frictional force when the 2 kg block moves from point B to point C.
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter8: Potential Energy And Conservation Of Energy
Section: Chapter Questions
Problem 38P: A 100 — kg man is skiing across level ground at a speed of 8.0 m/s when he comes to the small slope...
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Question
The block moves from point B at a velocity of 4,95 m:s1 up a rough inclined plane to point C. The speed of the block at point C is 2 m:s1. Point C is 0,5 m above the horizontal, as shown in the diagram below. During its motion from B to C a uniform frictional force acts on the block.
1.Use energy principles to calculate the work done by the frictional force when the 2 kg block moves from point B to point C
Transcribed Image Text:Physical Sciences P1 (Physics) Gr 12
23
FS/2017
The block moves from point B at a velocity of 4,95 m-s¹ up a rough inclined plane to point C.
The speed of the block at point C is 2 m s. Point C is 0,5 m above the horizontal, as shown in
the diagram below. During its motion from B to C a uniform frictional force acts on the block.
4,95 m.s¹
2 kg
C
0,5 m
B
6.2
State the work-energy theorem in words.
6.3
Use energy principles to calculate the work done by the frictional force when the 2 kg
block moves from point B to point C.
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