Answers: 3
Physics, 22.06.2019 13:20
Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.
Answers: 1
Physics, 22.06.2019 19:50
An electron moves with a constant horizontal velocity of 3.0 × 106 m/s and no initial vertical velocity as it enters a deflector inside a tv tube. the electron strikes the screen after traveling 26 cm horizontally and 19 cm vertically upward with no horizontal acceleration. what is the constant vertical acceleration provided by the deflector? (the effects of gravity can be ignored.)
Answers: 2
Physics, 22.06.2019 21:50
As microwave light travels through a liquid, it moves at a speed of 2.2 x 108 m/s. if the frequency of this light wave is 1.1 x 108 hz, what is the wavelength of this microwave?
Answers: 2
Physics, 22.06.2019 22:30
Suppose astronomers built a 140-meter telescope. how much greater would its light-collecting area be than that of the 10-meter keck telescope? express your answer using two sign
Answers: 3
When two objects touch, which object becomes negatively charged?
——
a. the object that has gr...
a. the object that has gr...
Biology, 07.05.2021 17:50
English, 07.05.2021 17:50
Mathematics, 07.05.2021 17:50
Mathematics, 07.05.2021 17:50
History, 07.05.2021 17:50
Spanish, 07.05.2021 17:50
Mathematics, 07.05.2021 17:50
English, 07.05.2021 17:50
Mathematics, 07.05.2021 17:50
English, 07.05.2021 17:50
Mathematics, 07.05.2021 17:50
English, 07.05.2021 17:50