Description
2. | It is easier to roll a stone up a sloping road than to lift it vertical upwards because | |||||||
|
3. | The absorption of ink by blotting paper involves | |||||||
|
4. | Siphon will fail to work if | |||||||
|
5. | Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to | |||||||
|