Physics, 07.03.2020 04:28 cpalabamagirl2595
The diagram shows a ball resting at the top of a hill.
Which statement best describes the energy in this system?
A) The potential energy in the system is greatest at X.
B) The kinetic energy in the system is greatest at X.
C) Total energy in the system decreases as the ball moves from X to Y.
D) Total energy in the system increases as the ball moves from X to Y.
Answers: 3
Physics, 21.06.2019 18:00
Which of the following changes to a pipe would increase the conductance by a factor of 12? 1.quadrupling the length and tripling the radius.2.reducing the length by a factor of and doubling the radius.3.tripling the length and reducing the radius by a factor of .4.reducing the length but a factor of and doubling the radius.
Answers: 3
Physics, 22.06.2019 10:00
There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.
Answers: 1
Physics, 22.06.2019 14:30
A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.
Answers: 1
The diagram shows a ball resting at the top of a hill.
Which statement best describes the ene...
Which statement best describes the ene...
Computers and Technology, 28.12.2019 05:31