What advantages do NiMH rechargeable batteries have over NiCdD rechargeable batteries?
• Depending on cell size and type, NiMH stores up to 100% more energy than NICd • No memory effect occurs • The lifetime is longer on account of the less frequent charging requirement • NiMH contains no cadmium Question: What advantage does NiCd have over NiMH? Answer: At low temperatures, the efficiency of NiCd rechargeable batteries is higher. They are less expensive since the capacity is much smaller. What are the devices to which rechargeable batteries are best suited: rechargeable batteries are well suited to almost all devices that require a great deal of energy: electronic games, various domestic appliances, professional cameras, children’s toys, etc. Rechargeable batteries are not recommendable if the device (requiring batteries) is not often used (e.g. scales or wall clock). An alkaline battery is preferable here on account of the self-discharge of rechargeable batteries. Question: In what charge state are rechargeable batteries supplied? Answer: Rechargeable battery cells are
