A block of mass 1.90 kg is accelerated across a rough surface by a light cord passing over a small pulley as shown in the figure below. The tension T in the cord is maintained at 10.0 N, and the pulley is 0.130 m above the top of the block. The coefficient of kinetic friction is 0.370. M T (a) Determine the acceleration of the block when x = .400 m. m/s² (b) Describe the general behavior of the acceleration as the block slides from a location where x is large to x = 0. increasing, then decreasing no change O decreasing, then increasing a = (c) Find the maximum value of the acceleration and the position x for which it occurs. X = m m/s² (d) Find the largest value of x for which the acceleration is zero. m
A block of mass 1.90 kg is accelerated across a rough surface by a light cord passing over a small pulley as shown in the figure below. The tension T in the cord is maintained at 10.0 N, and the pulley is 0.130 m above the top of the block. The coefficient of kinetic friction is 0.370. M T (a) Determine the acceleration of the block when x = .400 m. m/s² (b) Describe the general behavior of the acceleration as the block slides from a location where x is large to x = 0. increasing, then decreasing no change O decreasing, then increasing a = (c) Find the maximum value of the acceleration and the position x for which it occurs. X = m m/s² (d) Find the largest value of x for which the acceleration is zero. m
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
Transcribed Image Text:A block of mass 1.90 kg is accelerated across a rough surface by a light cord passing over a small pulley as shown in the figure below. The tension T in the cord is maintained at 10.0 N, and the pulley is 0.130 m above the
top of the block. The coefficient of kinetic friction is 0.370.
M
T
(a) Determine the acceleration of the block when x = .400 m.
m/s²
(b) Describe the general behavior of the acceleration as the block slides from a location where x is large to x = 0.
increasing, then decreasing
no change
O decreasing, then increasing
a =
(c) Find the maximum value of the acceleration and the position x for which it occurs.
X =
m
m/s²
(d) Find the largest value of x for which the acceleration is zero.
m
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