Given the mass of the car m = 1300kg. the velocity of the car = 56km/h = 15.55m/s and the distance compresses by the spring is x = 2.5m.
Here the kinetic energy of the car is converted to the potential energy of the spring. therefore
The spring constant of the spring is 50294.92N/m.
A 1300 kg car rolling on a horizontal surface has speed v = 56 km/h when...
A 950 kg car rolling on a horizontal surface has speed v = 40 km/h when it strikes a horizontal coiled spring and is brought to rest in a distance of 2.2 m. What is the spring stiffness constant of the spring?
A 1100-kg car moving on a horizontal surface has speed v = 50 km/h when it strikes a horizontal coiled spring and is brought to rest in a distance of 2.7 m What is the spring stiffness constant of the spring? Express your answer to two significant figures and include the appropriate units.
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A 1100-kg car moving on a horizontal surface has speed v = 50 km/h when it strikes a horizontal coiled spring and is brought to rest in a distance of 2.3 m . What is the spring stiffness constant of the spring?
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If a 1300 kg car can accelerate from 30 km/h to 60 km/h in 4.5 s , how long will it take to accelerate from 60 km/h to 95 km/h ? Assume the power stays the same, and neglect frictional losses. Express your answer to two significant figures and include the appropriate units.
IP A 2.8 kg block slides with a speed of 2.1 m/s on a frictionless horizontal surface until it encounters a spring. Part A If the block compresses the spring 5.6 cm before coning to rest, what is the force constant of the spring? Express your answer using two significant figures. N/m Submit Request Answer Part B What initial speed should the block have to compress the spring by 1.4 cm? Express your answer using two significant figures. UE m/s...
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