A 0.500-kg object rests on a horizontal frictionless surface. It is in a position such that it is compressing a spring a distance 12.0 cm. If the object is released, the object leaves the spring at a speed of 20.0 cm/s
What is the spring constant of the spring? A)
2.78 N/m
B)
2.19 N/m
C)
3.17 N/m
D)
1.39 N/m
E)
0.333 N/m
D
You might also like to view...
How many water molecules are there in 36. g of water? Express your answer as a multiple of Avogadro's number NA. (The molecular structure of a water molecule is H2O.)
A) 18. NA B) 2.0 NA C) 36. NA D) 3.0 NA E) 0.020 NA
A silver bar of length 30 cm and cross-sectional area 2.0 cm2 is used to transfer heat from a 100°C reservoir to a 0°C block of ice. How much ice is melted per second? (For silver, k = 427 W / m • °C. For ice, Lf = 334,000 J/kg.)
a. 4.2 g/s c. 0.80 g/s b. 0.085 g/s d. 0.043 g/s
What do we call the effect of an increase in the amplitude when a periodic force is applied to a system at its natural frequency?
a. oscillation b. periodicity c. resonance d. vibration e. cycle
An alpha particle is another name for a(n) __________
Fill in the blank(s) with correct word