A small block of mass 250 g starts at rest at A, slides to B where its speed is vB = 7.6 m/s, then slides along the horizontal surface a distance 19 m before coming to rest at C. (See below.)(a) What is the work of friction along the curved surface (in J)?(b) What is the coefficient of kinetic friction along the horizontal surface? A small block of mass 250 g starts at rest at A, slides to B where its speed is v, = 7.6 m/s, then slides along the horizontal surface a distance 19 m before coming to rest at C.(See below.)A4.0 mBC19 m(a) What is the work of friction along the curved surface (in J)?0.62X J(b) What is the coefficient of kinetic friction along the horizontal surface?

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Description: A small block of mass 250 g starts at rest at A, slides to B where its speed is vB = 7.6 m/s, then slides along the horizontal surface a distance 19 m before coming to rest at C. (See below.)(a) What is the work of friction along the curved surface (

mass = m = 250 g = 0.25 kg speed at point A = VA= 0 m/s speed at point B = VB= 7.6 m/s

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Author:Paul Peter Urone, Roger Hinrichs

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Chapter7: Work, Energy, And Energy Resources

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A small block of mass 250 g starts at rest at A, slides to B where its speed is v_B = 7.6 m/s, then slides along the horizontal surface a distance 19 m before coming to rest at C. (See below.)

(a) What is the work of friction along the curved surface (in J)?

(b) What is the coefficient of kinetic friction along the horizontal surface?

A small block of mass 250 g starts at rest at A, slides to B where its speed is v, = 7.6 m/s, then slides along the horizontal surface a distance 19 m before coming to rest at C.
(See below.)
A
4.0 m
B
C
19 m
(a) What is the work of friction along the curved surface (in J)?
0.62
X J
(b) What is the coefficient of kinetic friction along the horizontal surface?

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