Physics, 26.02.2020 17:53 armando1863
An elastic string of mass 4.2 g is stretched to length 1.6 m by the tension force 23 N . The string is fixed at both ends and has fundamental frequency f1 . When the tension force increases to 575 N the string stretches to length 11.2 m and its fundamental frequency becomes f2. Calculate the ratio f2 f1 .
Answers: 1
Another question on Physics
Physics, 21.06.2019 18:00
Alivestock company reports that the mean weight of a group of young steers is 1100 pounds with a standard deviation of 93 pounds. based on the model n(1100,93) for the weights of steers, what percent of steers weigh a) over 1050 pounds? b) under 1300 pounds? c) between 1150 and 1250 pounds?
Answers: 1
Physics, 22.06.2019 07:00
World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 08:30
Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.
Answers: 1
Physics, 22.06.2019 12:30
Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
Answers: 2
You know the right answer?
An elastic string of mass 4.2 g is stretched to length 1.6 m by the tension force 23 N . The string...
Questions
Mathematics, 21.01.2020 21:31
Biology, 21.01.2020 21:31
Physics, 21.01.2020 21:31
Mathematics, 21.01.2020 21:31
Mathematics, 21.01.2020 21:31
English, 21.01.2020 21:31
Mathematics, 21.01.2020 21:31
Computers and Technology, 21.01.2020 21:31
Chemistry, 21.01.2020 21:31
Mathematics, 21.01.2020 21:31
Mathematics, 21.01.2020 21:31
