Physics, 28.09.2019 17:20 ronaldhernandez598
A1050 kg sports car is moving westbound at 13.0 m/s on a level road when it collides with a 6320 kg truck driving east on the same road at 12.0 m/s. the two vehicles remain locked together after the collision. what is the velocity (magnitude) of the two vehicles just after the collision?
at what speed should the truck have been moving so that it and car are both stopped in the collision?
find the change in kinetic energy of the system of two vehicles for the situations of part a.
find the change in kinetic energy of the system of two vehicles for the situations of part c.
Answers: 2
Physics, 22.06.2019 11:30
4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.
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Physics, 22.06.2019 18:50
An insulated thermos contains 148 g of water at 72.7 ˚c. you put in a 11.7 g ice cube at 0.00 ˚c to form a system of ice + original water. the specific heat of liquid water is 4190 j/kg•k; and the heat of fusion of water is 333 kj/kg. what is the net entropy change of the system from then until the system reaches the final (equilibrium) temperature?
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Physics, 22.06.2019 20:00
What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?
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Physics, 23.06.2019 02:10
The molecular mass of a gas is (select all that apply) a. independent of the type of gas b. the same number as the atomic (or molecular) mass, but measured in grams c. dependent on the temperature d. the mass of a mole of the gas
Answers: 1
A1050 kg sports car is moving westbound at 13.0 m/s on a level road when it collides with a 6320 kg...
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