Physics, 23.06.2020 19:01 maddysmall32
In case 1, one end of a horizontal plank of mass M and length L is attached to a wall by a hinge and the other end is held up by a wire attached to the wall. In case 2 the plank is half the length but has the same mass as in case 1, and the wire makes the same angle with the plank. In which case is the tension in the wire biggest?
A. Case 1
B. Case 2
C. Same
Answers: 2
Physics, 22.06.2019 09:30, liyah450
Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.
Answers: 1
Physics, 22.06.2019 12:30, spenceraniyah1
An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above
Answers: 3
Physics, 22.06.2019 18:00, daphnevlogs11
Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2
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In case 1, one end of a horizontal plank of mass M and length L is attached to a wall by a hinge and...
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