From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 2219/CH11/EX11.12/Ex11_12.sce | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100755 2219/CH11/EX11.12/Ex11_12.sce (limited to '2219/CH11/EX11.12') diff --git a/2219/CH11/EX11.12/Ex11_12.sce b/2219/CH11/EX11.12/Ex11_12.sce new file mode 100755 index 000000000..914843985 --- /dev/null +++ b/2219/CH11/EX11.12/Ex11_12.sce @@ -0,0 +1,19 @@ +// Chapter 11 example 12 +//------------------------------------------------------------------------------ +clc; +clear; +// Given data +a = 25000*10^3; // semimajor axis in m from fig +G = 6.67*10^-11; // Gravitational constant +M = 5.98*10^24; // mass of the earth in kg +h = 0 + +// Calculations +u = G*M; +T = 2*%pi*sqrt((a^3)/u) +hr = T/3600 // conv. from sec to hrs and min +t = modulo(T,3600) // conv. from sec to hrs and min +mi = t/60 // conv. from sec to hrs and min + +// Output +mprintf('Orbital time period = %d Hours %d minutes',hr,mi) -- cgit