Physics, 18.10.2019 00:00 angelica3752
Avibrating tuning fork makes 500 vibrations in one second. what is the wavelength of the sound produced if the air temperature is 20°c? group of answer choices
0.500 m
0.686 m
0.343 m
1.46 m
1.87 m
Answers: 3
Physics, 22.06.2019 06:30, marciamwilliamp31fz6
The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?
Answers: 2
Physics, 22.06.2019 16:00, 6FOOT
The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.
Answers: 2
Physics, 22.06.2019 23:30, gymnastlyfe123
The power exerted by a muscle is the product of the force exerted and the velocity of contraction. the area of which of these shaded regions represents the power exerted while a weight is lifted at maximum speed?
Answers: 2
Avibrating tuning fork makes 500 vibrations in one second. what is the wavelength of the sound produ...
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