subject
Physics, 02.03.2021 14:00 squawk1738

A 30-kilogram child is sitting 2.0 meters from the center of a merry-go-round. The coefficients of static and kinetic friction between the child and the surface of the merry-go-round are 0.8 and 0.6, respectively. Determine the minimum speed of the merry-go-round before the child begins to slip

ansver
Answers: 3

Other questions on the subject: Physics

image
Physics, 22.06.2019 08:30, herchellann302
A40.0 l tank of ammonia has a pressure of 12.7 kpa. calculate the. volume of the ammonia if it’s pressure is changed to 8.4 kpa while its temperature remains constant.
Answers: 3
image
Physics, 22.06.2019 20:20, montgomeryaevans
Area around a charged object where the objects can exert a force on another charged objects is an electric
Answers: 2
image
Physics, 22.06.2019 22:00, jerry7792
1. what is the relationship between wavelength and the penetrating power of an electromagnetic wave? a) the penetrating power has no relationship to the wavelength. b) the penetrating power increases as the wavelength increases. c) the penetrating power decreases as the wavelength increases. d) the penetrating power decreases as the wavelength decreases. 2. as ice melts and turns into water, the speed of sound through the material would most likely do what? justify your answer. a) the speed would not change because the material is always water. b) the speed of sound would increase because the density of water is less than that of ice. c) the speed of sound would increase because energy is added to ice in order to make it melt. d) the speed of sound would decrease because sound travels faster through solids than liquids. 3.which of these waves need a medium to travel through? a) sound b) x-rays c) infrared rays d) visible light
Answers: 3
image
Physics, 22.06.2019 22:00, shahrukhafridi2668
Which best term to describe a chemical reaction that absorbs energy from its surroundings? a. thermal conductor b. thermal insulator c. endothermic d. exothermic
Answers: 1
You know the right answer?
A 30-kilogram child is sitting 2.0 meters from the center of a merry-go-round. The coefficients of s...

Questions in other subjects: