![Before alarm clocks existed, people used nails fixed onto candles to wake up. They knew how to calculate the burning time and put the nail in the right position. As the candle Before alarm clocks existed, people used nails fixed onto candles to wake up. They knew how to calculate the burning time and put the nail in the right position. As the candle](https://imageproxyb.ifunny.co/crop:x-20,resize:640x,quality:90x75/images/32220611c8c7815d7de7a1c585587723e645cb74395d483ef947f480abe06345_1.jpg)
Before alarm clocks existed, people used nails fixed onto candles to wake up. They knew how to calculate the burning time and put the nail in the right position. As the candle
Earthly Mission - Before alarm clocks existed, people used nails fixed onto candles to make sure they would wake up on time. They knew how to calculate the burning time and put
![Which of the following is\/are correct regarding candle clock?A. Candle clock used tall candles to show passing of timeB. The candles had evenly spaced lines on them that were usually marked with Which of the following is\/are correct regarding candle clock?A. Candle clock used tall candles to show passing of timeB. The candles had evenly spaced lines on them that were usually marked with](https://www.vedantu.com/question-sets/e276bfe6-51d5-4d8b-a1d5-81790775365a5322700213483357730.png)
Which of the following is\/are correct regarding candle clock?A. Candle clock used tall candles to show passing of timeB. The candles had evenly spaced lines on them that were usually marked with
![Books and alarm clock with lighting candle on wooden table at night time,Back to School,Education concept, Stock Photo | Adobe Stock Books and alarm clock with lighting candle on wooden table at night time,Back to School,Education concept, Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/02/20/11/09/1000_F_220110997_tug9ijyVOldx7DbM5oHX6q7mIeCfmjQW.jpg)