Physics, 17.10.2019 08:30 goeringwilliam5470
4. a tuning fork is held over a resonance tube, and resonance occurs when the surface of the water is 12 cm below the top of the tube. resonance occurs again when the water is 34 cm below the top of the tube. if the air temperature is 23 ˚c, find the frequency of the tuning fork.
Answers: 2
Physics, 21.06.2019 21:30, spycn7717
Apendulum has a mass of 1.5 kg and starts at a height of 0.4 m. if it is released from rest, how fast is it going when it reaches the lowest point of its path? acceleration due to gravity is g = 9.8 m/s2. a. 2.8 m/s b. 0 m/s c. 5.9 m/s d. 4.3 m/s
Answers: 1
Physics, 22.06.2019 07:10, ddswaggsoflyy3176
Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?
Answers: 2
Physics, 22.06.2019 09:20, Geo777
Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers
Answers: 1
4. a tuning fork is held over a resonance tube, and resonance occurs when the surface of the water i...
Biology, 02.12.2020 21:30
Chemistry, 02.12.2020 21:30
Mathematics, 02.12.2020 21:30
Computers and Technology, 02.12.2020 21:30
Mathematics, 02.12.2020 21:30
Mathematics, 02.12.2020 21:30