Question

Liquid is filled in a flask up to a certain point. When the flask is heated, the level of the liquid ___________ .

• A. Immediately starts increasing
• B. Initially falls and then rises
• C. Rises abruptly
• D. Falls abruptly

Answer 1

The correct option is B Initially falls and then rises

Since both the liquid and the flask undergoes volume expansion and the flask expands first therefore the level of the liquid initially falls and then rises.