Physics, 25.02.2020 21:10 itzzarosario12
A ball is whirled on the end of a string in a horizontal circle of radius R at speed v. By which one of the following means can the centripetal acceleration of the ball be increased by a factor of 1.5 (or 3/2)?
Answers: 2
Physics, 22.06.2019 09:30
Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.
Answers: 3
Physics, 22.06.2019 15:20
Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?
Answers: 2
Physics, 22.06.2019 18:00
Write a hypothesis about the effect of increasing resistance on the current in the circuit. use theformat and be sure to answer the lesson question. “how do changes in voltage or resistance affect current in an electric circuit? ”
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Physics, 22.06.2019 20:00
An element becomes a positively charged ion when itloses protons.loses electrons.gains electrons.gains neutrons.
Answers: 2
A ball is whirled on the end of a string in a horizontal circle of radius R at speed v. By which one...
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