Physics, 02.10.2019 09:00 emmacox069
A405 hz tuning fork and a piano key are struck together, and no beats are heard. when a 402 hz tuning fork and the same piano key are struck, three beats are heard. what is the frequency of the piano key?
Answers: 1
Physics, 22.06.2019 09:00
What is a possible result of higher air temperature caused by global warming
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Physics, 22.06.2019 14:40
14. a body is projected with velocity vi from a.at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is
Answers: 1
Physics, 22.06.2019 16:50
Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?
Answers: 2
Physics, 22.06.2019 18:50
What accounts for an increase in the temperature of a gas that is kept at constant volume? a. energy has been removed as heat from the gas. b. energy has been added as heat to the gas. c. energy has been removed as work done by the gas. d. energy has been added as work done by the gas.
Answers: 2
A405 hz tuning fork and a piano key are struck together, and no beats are heard. when a 402 hz tunin...
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