Question

plz need your help...convert it into past tense...1. Take a glass tube and hold it horizontally in the blue flame of the burner. 2. Keep rotating the tube till it softens. Now pull its two ends apart gently and uniformly to get s very fite capillary in the middle 3. Remove it from the flame and hold till it cools 4. Place it on the asbestos sheet and cut the capillary portion with the help of triangular file. So that two jets are obtained​

Answer 1

Answer:

1. A glass tube had taken and had held horizontally in the blue flame of the burner

2. The tube had kept rotating until it softened

3. It had to removed from the flame and had held until it cools

4. It had to placed on the asbestos sheet and had to cut the capillary portion with the help of triangular file. So that two jets were obtained