if n balls hit elastically and normally on a surface per unit time and all balls of mass m are moving with same velocity u, then force on surface is: (WHY CAN'T
![The total radiant energy per unit area, normal to the direction of incidence, received at a distance R from the center of a star of radius r, whose outer surface radiates as The total radiant energy per unit area, normal to the direction of incidence, received at a distance R from the center of a star of radius r, whose outer surface radiates as](https://dwes9vv9u0550.cloudfront.net/images/4437764/26854d2f-116f-41ef-9455-b1049b3a52a3.jpg)
The total radiant energy per unit area, normal to the direction of incidence, received at a distance R from the center of a star of radius r, whose outer surface radiates as
The number of particle crossing per unit area perpendicular to Z axis per unit time is given by N= D(N2 N1)/(Z2 Z1), where N2 and N1 are the number of particle per
![SOLVED: Calculate the amount of energy received per unit area per unit time from the sun, as seen from a distance of 10 pc. Compare this with the solar constant at Earth. SOLVED: Calculate the amount of energy received per unit area per unit time from the sun, as seen from a distance of 10 pc. Compare this with the solar constant at Earth.](https://cdn.numerade.com/ask_previews/625d9810-fbac-4b15-b232-3ba72b27af12_large.jpg)
SOLVED: Calculate the amount of energy received per unit area per unit time from the sun, as seen from a distance of 10 pc. Compare this with the solar constant at Earth.
![SOLVED:The energy per unit area per unit time is the same as the magnitude of the average intensity, as in Eq. 22-8. Use the given area and energy with the intensity to SOLVED:The energy per unit area per unit time is the same as the magnitude of the average intensity, as in Eq. 22-8. Use the given area and energy with the intensity to](https://cdn.numerade.com/previews/bd60815f-5a63-4c76-ad2d-aca98cfa6f91_large.jpg)
SOLVED:The energy per unit area per unit time is the same as the magnitude of the average intensity, as in Eq. 22-8. Use the given area and energy with the intensity to
The rate of change of displacement per unit time is called velocity. #Velocity_a_Vector_Quantity | By Science with the Students | Facebook
![The number of events (N) per unit time versus time is schematically... | Download Scientific Diagram The number of events (N) per unit time versus time is schematically... | Download Scientific Diagram](https://www.researchgate.net/publication/239930534/figure/fig1/AS:669388147544064@1536605979003/The-number-of-events-N-per-unit-time-versus-time-is-schematically-shown-for-the-three.png)
The number of events (N) per unit time versus time is schematically... | Download Scientific Diagram
![The quantity of heat radiated per unit time by a perfectly black body at 300 K is `81kJ//s`. - YouTube The quantity of heat radiated per unit time by a perfectly black body at 300 K is `81kJ//s`. - YouTube](https://i.ytimg.com/vi/38pNMVgOm_g/maxresdefault.jpg)
The quantity of heat radiated per unit time by a perfectly black body at 300 K is `81kJ//s`. - YouTube
![Electric Power Power is the energy transformed by a device per unit time: The symbol for Power is P and the unit is watt W, note 1W = 1Js-1. - ppt download Electric Power Power is the energy transformed by a device per unit time: The symbol for Power is P and the unit is watt W, note 1W = 1Js-1. - ppt download](https://slideplayer.com/slide/16599646/96/images/2/Electric+Power+Power+is+the+energy+transformed+by+a+device+per+unit+time%3A+The+symbol+for+Power+is+P..jpg)