{"Free":0,"Sample":1,"Paid":2}
[{"Name":"הרצאות ותרגילים","Videos":[{"Watched":false,"Name":"1 --סוגי גלים ותיאור גלים ---","VideoQuestionQueItems":[],"ID":131889},{"Watched":false,"Name":"1.1 הקדמה וסוגי גלים","VideoQuestionQueItems":[],"ID":131890},{"Watched":false,"Name":"1.2 פונקציית הגל","VideoQuestionQueItems":[],"ID":131891},{"Watched":false,"Name":"1.3 אמפליטודה מהירות הגל ומהירות החומר","VideoQuestionQueItems":[],"ID":131892},{"Watched":false,"Name":"1.4 אנרגיה של גלים","VideoQuestionQueItems":[],"ID":131893},{"Watched":false,"Name":"1.5 סיכום","VideoQuestionQueItems":[],"ID":131894},{"Watched":false,"Name":"2---משוואת הגלים---","VideoQuestionQueItems":[],"ID":131895},{"Watched":false,"Name":"2.1 משוואת הגלים","VideoQuestionQueItems":[],"ID":131896},{"Watched":false,"Name":"2.2 סיכום","VideoQuestionQueItems":[],"ID":131897},{"Watched":false,"Name":"2.3 תרגיל - קוסינוס בשלישית","VideoQuestionQueItems":[],"ID":131898},{"Watched":false,"Name":"2.4 תרגיל חשוב - סכום של שתי פונקציות","VideoQuestionQueItems":[],"ID":131899},{"Watched":false,"Name":"2.5 תרגיל - עוד פונקציות","VideoQuestionQueItems":[],"ID":131900},{"Watched":false,"Name":"2.6 תרגיל - חקירת פונקציה","VideoQuestionQueItems":[],"ID":131901},{"Watched":false,"Name":"2.7 תרגיל - נתונים בשני רגעים שונים","VideoQuestionQueItems":[],"ID":137402},{"Watched":false,"Name":"3 --- תכונות ותופעות בגלים ---","VideoQuestionQueItems":[],"ID":131902},{"Watched":false,"Name":"3.1 התאבכות","VideoQuestionQueItems":[],"ID":131903},{"Watched":false,"Name":"3.2 חזית גל","VideoQuestionQueItems":[],"ID":131904},{"Watched":false,"Name":"3.3 עקיפה","VideoQuestionQueItems":[],"ID":131905},{"Watched":false,"Name":"3.4 החזרה והעברה","VideoQuestionQueItems":[],"ID":131906},{"Watched":false,"Name":"3.5 סיכום","VideoQuestionQueItems":[],"ID":131907},{"Watched":false,"Name":"4 --- גלים הרמוניים ---","VideoQuestionQueItems":[],"ID":131908},{"Watched":false,"Name":"4.1 גל מחזורי וגל הרמוני","VideoQuestionQueItems":[],"ID":131909},{"Watched":false,"Name":"4.4 תרגיל -חישוב ערכים בסיסיים בגל במיתר","VideoQuestionQueItems":[],"ID":131910},{"Watched":false,"Name":"4.5 תרגיל - חישוב תדירויות ואורכי גל של גל אמ","VideoQuestionQueItems":[],"ID":131911},{"Watched":false,"Name":"5 ---פעימות---","VideoQuestionQueItems":[],"ID":132524},{"Watched":false,"Name":"5.1 פעימות בשני תדרים","VideoQuestionQueItems":[],"ID":132525},{"Watched":false,"Name":"5.2 תרגיל – סכום של N גלים עם הפרשי פאזה ומספרים מורכבים**","VideoQuestionQueItems":[],"ID":132526},{"Watched":false,"Name":"5.3 תרגיל - סכום גלים עם הפרשי תדירויות","VideoQuestionQueItems":[],"ID":132527}],"ID":537599}]
[{"ID":537599,"Videos":[131889,131890,131891,131892,131893,131894,131895,131896,131897,131898,131899,131900,131901,137402,131902,131903,131904,131905,131906,131907,131908,131909,131910,131911,132524,132525,132526,132527]}];
[131889,131890,131891,131892,131893,131894,131895,131896,131897,131898,131899,131900,131901,137402,131902,131903,131904,131905,131906,131907,131908,131909,131910,131911,132524,132525,132526,132527];
1
24