ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Wooden box size (400x220x120) mm with drawer for components. The following components are fitted on the box:
- 02 amperometers with center 0 in the middle have measuring limit 2A, with divisions of at least 0.1A.
- The balance lever is made of aluminum with a ruler, with a vertical post that can be attached to the box.
- Electromagnet made of non-galvanized iron, size (100x85) mm copper wire 0.8mm diameter, 800 turns on young iron core with size (60x60x40) mm, with 2 LEDs and The arrow indicates the direction of the magnetic field.
- Set of 2 100W - 2A rotating resistors.
- Set of 3 200-round wire frames, diameter of 0.3mm with electric plug mechanism at the end of the balance lever: size (100x80) mm; (100x40) mm; (100x20) mm with spindle, scale table.
- Set of 2 switches to reverse the current.
- Pulley set, crank handle and zipper.
- Manometer 0.5N, smallest division 0.01N.
- Straight magnet size about (10x20x180) mm, with polar determination.
- Set of 2 young iron cores, split groove suitable for the magnetic cheek of the electromagnet, with locking screw.
- Set of 2 aluminum pendants of equivalent mass, 250mm long with a bracket, 1 with a solid conductor attached, and 1 with a multi-groove guide.
