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1) Acc =

**speed**/time = 92/13 = 7.1 m/s/s1 Answers · Science & Mathematics · 10/02/2020

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**for**t and then double it (up then down). I'll leave that**for**you if you're interested. iii) Now I think we WILL**need**to find the maximum height. H = h0 + v² / 2g = 3m + (25m/s)² / 19...3 Answers · Science & Mathematics · 08/02/2020

...h*f = hc/wl where f = frequency, wl = wavelength of photon, c =

**speed**of light and h = unknown Planck constant. Now... where W = work function of Cesium**For**wl = wl2 = 200nm, the electron has 4.11 eV of...1 Answers · Science & Mathematics · 06/02/2020

d = (1/2)(a)(t^2) = 10.80 = (1/2)(9.81)(t^2). Time to hit the ground, t = 1.48 s. Horizontally, d = vt. v = d / t = 3.9 / 1.48 = 2.63 m/s.

1 Answers · Science & Mathematics · 26/01/2020

time

**for**the fruit to fall 5 m vertically is given by: distance = 1/2 * acceleration due to gravity * time^2 horizontal**speed**= 20 m / time from above.3 Answers · Science & Mathematics · 23/01/2020

...m Please realize that at these

**speeds**, neglecting air resistance is not a good assumption**for**most geometries. It... an initial downward velocity so we**need**to use h = (vi)t + ½gt²...1 Answers · Science & Mathematics · 06/01/2020

...)² / (2 * 9.81) m = 11 m ==== b. Refer to the diagram below

**for**parts b and c. Consider the vertical motion (uniform acceleration motion...1 Answers · Science & Mathematics · 31/12/2019

...10^-3*10^3*10 V = √ 21.4*16/3*10 ≅ 34 m/sec = 76 MPH the time

**needed****for**reaching that**speed**is nearly 3 times the time taken in vacuum , i.e. 3*34/10...3 Answers · Science & Mathematics · 29/11/2019

... following is the General Relativity equation

**for**4-acceleration: aᵏ = d²xᵏ⁄dτ² = -⌈ᵏᵤᵥ(...9 Answers · Science & Mathematics · 04/11/2019

...p/p0)=10 log(0.5*10^6/20)=60 *0.025=1.5 Wave length= 343/349=0.12 m

**For**the pressure equation you**need**the amplitude value. I have to guess Wave=sqrt(0.)5 sin wt, pressure will...2 Answers · Science & Mathematics · 22/10/2019

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