Physics, 03.02.2020 23:45, mjeliteballer
To visit your favorite ice cream shop, you must travel 490 m west on main street and then 920 m south on division street. suppose you take 49 s to complete the 490-m displacement and 75 s to complete the 920-m displacement.
a. what is the magnitude of your average velocity during this 121-second period of time?
b. what is the direction of your average velocity during this 121-second period of time?
c. what is your average speed during the trip?
Answers: 1
Physics, 22.06.2019 16:20, jmackenzie7
How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit
Answers: 2
Physics, 22.06.2019 16:30, makenahbriana
In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.
Answers: 3
To visit your favorite ice cream shop, you must travel 490 m west on main street and then 920 m sout...
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