![subject](/tpl/images/cats/fizika.png)
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Physics
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 20:00, dee6991
Abumper car with a mass of 250 kg is traveling at a speed of 4 m/s. this bumper car collides and sticks to a second bumper car with a mass of 250 kg, which is initially at rest. what is the final speed of these two bumper cars after the collision, assuming they remain stuck together?
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 21:00, brittneys55
What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 01:20, dontcareanyonemo
Afisherman notices that his boat is moving up and down periodically, owing to waves on the surface of the water. it takes a time of 2.70 s for the boat to travel from its highest point to its lowest, a total distance of 0.700 m. the fisherman sees that the wave crests are spaced a horizontal distance of 6.50 m apart. a. how fast are the waves traveling? b. what is the amplitude a of each wave?
Answers: 1
![image](/tpl/images/cats/fizika.png)
Physics, 23.06.2019 03:00, cc14ty
Ablock of mass m slides on a horizontal frictionless table with an initial speed v0 . it then compresses a spring of force constant k and is brought to rest. the acceleration of gravity is 9.8 m/s2 . how much is the spring compressed x from its natural length?
Answers: 3
You know the right answer?
39. What is the change in momentum for a 5,000 kg ship in
outer space that experiences no net force...
Questions in other subjects:
![Konu](/tpl/images/cats/health.png)
Health, 15.10.2019 18:40
![Konu](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 15.10.2019 18:40
![Konu](/tpl/images/cats/istoriya.png)
History, 15.10.2019 18:40
![Konu](/tpl/images/cats/ekonomika.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/istoriya.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 15.10.2019 18:40
![Konu](/tpl/images/cats/es.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.10.2019 18:40
![Konu](/tpl/images/cats/informatica.png)
Computers and Technology, 15.10.2019 18:40