Why dies the liquid not come out of the dropper, unless the
rubber id Pressed ?



Why dies the liquid not come out of the dropper, unless the rubber id Pressed ?..

Answer / sanju

The liquid in the jet tube, is held by the upward pressure
of the atmosphere. When the rubber is pressed, downward
pressure increases and the liquid begins to flow out

Is This Answer Correct ?    1 Yes 0 No

Post New Answer

More General Physics Interview Questions

Explain the Translucent ?

2 Answers  


Mercury thermometer is constructed as shown in Figure The capillary tube has a diameter of 0.004 cm, and the bulb has a diameter of 0.250 cm. neglecting the expansion of the glass, find the change in height of the mercury column that occurs with a temperature change of 30.0 °C.

3 Answers   ITESM,


Explain the difference between a lens and a mirror?

1 Answers  


Explain the Hard water?

1 Answers  


When a glass cylinder is filled with water and a piece of thick paper is placed at the mouth and the cylinder is inverted, the paper dies not fall. Why ?

2 Answers  


sound frequencies below 16 hertz are usually referred to by scientists as:

1 Answers  


Explain why does a tea kettle sing?

1 Answers  


What is amplitude?

1 Answers  


Explain the law of machines?

1 Answers  


What is reflection of light?

1 Answers  


why is n-type conducter is neutral?

1 Answers  


What is Relative humidity ?

1 Answers  


Categories