If the frequency of wave is 400 Hz and its
wavelength is 2.5 m, what is the velocity?
a...
Answers: 2
Physics, 21.06.2019 19:00
1) sections 1, 2, and 10 are significant primarily because they suggest the likelihood that a) widow wycherly is actually the woman in the full-length portrait. b) dr. heidegger wants to include his guests in an experiment with the water. c) dr. heidegger plans to drink some of the water from the vase and needs witnesses. d) the guests will be asked to witness dr. heidegger's transformation when he drinks the water.
Answers: 1
Physics, 21.06.2019 19:40
Ogleβ2013βblgβ0723 is an exoplanet that is similar to earth in size and proximity to its star. this exoplanet has mass m=4.18Γ1024kg and radius r=5.66Γ106m. an astronaut whose weight on earth is w=735n lands on the planet. a. calculate m, the mass of the astronaut. b. calculate gp? , the acceleration due to gravity on the surface of ogleβ2013βblgβ0723. c. calculate wp? , the weight of the astronaut on the surface of ogleβ2013βblgβ0723. d. calculate v, the minimum velocity required to put an object into orbit above ogleβ2013βblgβ0723. e. calculate t, the time required to complete an orbit around ogleβ2013βblgβ0723.
Answers: 3
Physics, 22.06.2019 05:30
Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30Β° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n
Answers: 2
Physics, 22.06.2019 06:30
Which of these statements is true? a. quarks pair with leptons to form protons and neutrons. b. quarks pair with bosons to form photons. c. quarks pair with photons to form protons and neutrons. d. quarks pair with other quarks to form protons and neutrons. e. quarks pair with electrons to form protons.
Answers: 1
Mathematics, 25.02.2021 19:30
History, 25.02.2021 19:30
Mathematics, 25.02.2021 19:30
Mathematics, 25.02.2021 19:30