From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3755/CH6/EX6.14/Ex6_14.sce | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 3755/CH6/EX6.14/Ex6_14.sce (limited to '3755/CH6/EX6.14/Ex6_14.sce') diff --git a/3755/CH6/EX6.14/Ex6_14.sce b/3755/CH6/EX6.14/Ex6_14.sce new file mode 100644 index 000000000..1d04cf6ca --- /dev/null +++ b/3755/CH6/EX6.14/Ex6_14.sce @@ -0,0 +1,20 @@ +clear +// +// +// + +//Variable declaration +h=6.62*10^-34; //planck's constant(J-sec) +m=9.1*10^-31; //mass of electron(kg) +mp=1836*m; //mass of photon(kg) +c=3*10^8; //velocity of light(m/sec) +e=1.6*10^-19; //charge of electron(c) + +//Calculations +E=m*c^2; //energy(J) +v=sqrt(2*E/mp); //velocity(m/sec) +lamda=h*10^10/(mp*v); //de-broglie wavelength of proton(angstrom) + +//Result +printf("\n de-broglie wavelength of proton is %0.4f angstrom",lamda) +printf("\n answer in the book is wrong") -- cgit