أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
If you want to send water for about1 meter far then you can easily send it with only open the Tap of home. But if you want to send water for about50 meter far then you have to pump it with Motor.
In the same way we have to increase the amount of effort when we send it from Electrical Generators.