Referring to Figure 712 In the situation shown in Figure
Chapter 7, Problem 91(choose chapter or problem)
Referring to Figure 712 In the situation shown in Figure 712 (d), a spring with a force constant of 750 N/m is compressed by 4.1 cm. (a) If the speed of the block in Figure 712 (f) is 0.88 m/s, what is its mass? (b) If the mass of the block is doubled, is the nal speed greater than, less than, or equal to 0.44 m/s? (c) Find the nal speed for the case described in part (b).
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