λ=v/f = 360/500= 0.72m phase difference 60deg. = 0.72*60/360= 0.12m = 12[cm] (b)

2 Answers · Science & Mathematics · 27/07/2013

...6 kilometers per hour per second squared or negative 6 km.

**ph**/**sec**/**sec**i believe you find the acceleration by doing change in velocity (55k minus 85k...2 Answers · Science & Mathematics · 29/11/2010

The

**ph**_yo has the right start, however it is a angular velocity that...sqrt(2mgh/.5mr^2) w=2/r sqrt(gh) w=2/ .05 sqrt (9.81 x 2)= w= 177 rad /**sec**now moment of inertia I=.5m r^2 I=.5 (2) (.05)^2 I...2 Answers · Science & Mathematics · 10/04/2007

Energy of the photon: E = h f = 6.63e-34 x 98.1e6 J = 6.50e-26 J N

**ph**/**sec**= Power / photon energy = 7.69e291 Answers · Science & Mathematics · 28/11/2007

...19 J so N = 1.9x10^-3 J/s/(4.84x10^-19J) = 3.93x10^15

**ph**/**sec**Assuming each photon ionizes one calcium atom, you get 3.93x10^15 ...1 Answers · Science & Mathematics · 14/04/2015

... VH = ( 6.616 ) ( 1/1000 ) ( 100^2 ) / (16.6190 ) = 3.98 m. per

**sec**. <----------------------------- Apply Bernoulli Equation to get**PH**- PNZ : ---------------------------------------------------------------**PH**- PNX...1 Answers · Science & Mathematics · 07/11/2012

...woman (Iw) Iw=Fw*t.,,being t=0.5sec,,,,so,,,,,,,Iw=

**Ph**plugging: Fw...in newtons Fw*0.5sec=105new***sec**Fw=105/0.5=210 Newtons Answer: Fw=2.1*...3 Answers · Science & Mathematics · 14/10/2013

http://

**ph**.answers.yahoo.com/question/index?qid=20100720095633AASz2gh This person had the same question is you...the answer is great.1 Answers · Science & Mathematics · 19/02/2012

40.3cos(31) = horizontal velocity = 34.544 m/s 50/34.544 = 1.4474 secs 40.3sin(31) = initial vertical velocity = 20.756 m/s 20.756^2 = 2gh 20.756^2/2g...

1 Answers · Science & Mathematics · 06/09/2010

... = 4.88x10^-19 J The number of photons/

**sec**from the lamp is then the optical power divided by the photon energy: n =P0/E = 3.5W/4.88x10^-19 J = 7.17x10^18**ph**/s1 Answers · Science & Mathematics · 16/04/2012