Assignment--01/Problem 01_The_Wavelength_Calculator at main · MFAAHAD/Assignment--01 · GitHub

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#include <stdio.h>
#include <math.h>

int main() {
    double a, x, d, d1, l;
    int m;

    printf("Enter an angle in degrees: ");
    scanf("%lf", &a);

    printf("Enter the number of order: ");
    scanf("%d", &m);

    printf("Enter a slit difference (in micrometers): ");
    scanf("%lf", &d);

    d1 = d * 1e-6;
    double a1 = a * M_PI / 180.0;
    x = sin(a1);
    l = (x * d1) / m;
    double L = l / 1e-9;

    printf("L (in nanometers): %.2lf\n", L);

    if (L >= 380 && L< 450) {
        printf("The entered wavelength corresponds to violet light.\n");
    } else if (L >= 450 && L< 495) {
        printf("The entered wavelength corresponds to blue light.\n");
    } else if (L >= 495 && L < 570) {
        printf("The entered wavelength corresponds to green light.\n");
    } else if (L>= 570 && L < 590) {
        printf("The entered wavelength corresponds to yellow light.\n");
    } else if (L >= 590 && L < 620) {
        printf("The entered wavelength corresponds to orange light.\n");
    } else if (L >= 620 && L <= 750) {
        printf("The entered wavelength corresponds to red light.\n");
    } else {
        printf("The entered wavelength is outside the visible light spectrum.\n");
    }


    return 0;
}