Physics, 24.08.2021 01:00 alonzob2367
QUESTION 1a
Lightning Flash
A lightning flash may transfer up to 18 C of charge through a potential difference of 107 V
How much energy does this involve?
QUESTION 1b
A lighting flash may transfer up to 15C of charge through a potential difference of 10^7 v
For how long in minutes does this energy light a 75 W bulb?
PLEASE PLEASE HELP ME
Answers: 1
Physics, 22.06.2019 13:10
The bar of prob. 5/82 is repeated here. the ends of the 0.4-m bar remain in contact with their re- spective support surfaces. end b has a velocity of 0.5 m/s and an acceleration of 0.3 m/s2 in the di- rections shown. determine the angular accelera- tion of the bar and the acceleration of end a.
Answers: 3
Physics, 22.06.2019 14:30
The man of mass m1 and the woman of mass m2 are standing on opposite ends of the platform of mass m0 which moves with negligible friction and is initially at rest with s = 0. the man and woman begin to approach each other. derive an expression for the displacement s of the platform when the two meet in terms of the displacement x1 of the man relative to the platform.
Answers: 1
Physics, 22.06.2019 21:30
While carrying a heavy box up the stairs,you set the box on a step and rest. then you pick up the box and carry it to the top of the stairs. describe these actions in terms of balanced and unbalanced forces acting on the box.
Answers: 1
QUESTION 1a
Lightning Flash
A lightning flash may transfer up to 18 C of charge through a po...
A lightning flash may transfer up to 18 C of charge through a po...
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