Multiple Choice
Use the figure to answer the question. The graph shows the speed of a light truck of mass 4000 kg coasting on neutral down a level straight road. The truck is slowing down due to air resistance and rolling friction. 
-A vertical light spring stretches a distance h meters when a mass m is hung from it. The spring/mass system is now placed on a horizontal frictionless table and set into oscillation with amplitude h and maximum velocity v. What is the total energy involved in the spring/mass oscillating system.
A)
kh2 +
mv2
B)
kh2 + mgh
C)
mv2 +
mgh2
D) mgh +
kh2 +
mv2
E)
mv2
Correct Answer:

Verified
Correct Answer:
Verified
Q23: Use the figure for the question. The
Q31: A 5-kg object slides down a frictionless
Q39: A constant force of 45 N
Q40: Power P is required to do work
Q48: The power developed by a certain engine
Q50: Consider two engines.The larger is rated at
Q51: The angle between the vector <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6080/.jpg"
Q54: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6080/.jpg" alt=" A mass m
Q55: Use the figure for the question. The
Q57: A force <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6080/.jpg" alt="A force