Home
Class 11
PHYSICS
It becomes easier to spray the water in ...

It becomes easier to spray the water in which some soap is dissolved. Why?

Text Solution

Verified by Experts

When some soap is dissolved in water the surface tension of water decreases. Now less energy is needed for spraying the water. That is why, it becomes easier to spray the water in which some soap is dissolved.
Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF BULK MATTER

    PRADEEP|Exercise Short Answer Questions|162 Videos

  • PROPERTIES OF BULK MATTER

    PRADEEP|Exercise Long Answer questions|33 Videos

  • PROPERTIES OF BULK MATTER

    PRADEEP|Exercise Curiosity Questions|9 Videos

  • PHYSICAL WORLD AND MEASUREMENT

    PRADEEP|Exercise Competiton Focus Jee Medical Entrance|18 Videos

  • RAY OPTICS

    PRADEEP|Exercise Problem For Practice(a)|25 Videos

Similar Questions

Explore conceptually related problems

In the following questions, a statement of assertion is followed by a statement of reason. Mark the correct choice as (a) If both assertion and reason are true and reason is the correct explanation of assertion. (b) If both assertion and reason are true but reason is not the correct explanation of assertion. (c ) If assertion is true but reason is false. (d) If assertion and reason are false. Q. Assertion: It is easiar to spray water in which some soap is dissolved. Reason: Soap is easier to spread.

Walking on a floor becomes easier/difficult if soapy water is spilled over the floor.

Is it true that if the dissolved oxygen level drops to zero, the water will become septic. Given an example which could lower the dissolved oxygen content of an aquatic body.

Why is it easier to maintain the motion than to state it?

Why is it easier to swim in sea water than in river water?

Why hard water does not give lather with soap?

PRADEEP-PROPERTIES OF BULK MATTER-Very short answer questions
  1. When bits of comphor are dropped on water, they move helter-skelter. W...

    Text Solution

    |

  2. Explain why some oil spread uniformly on water, when other floats as d...

    Text Solution

    |

  3. It becomes easier to spray the water in which some soap is dissolved. ...

    Text Solution

    |

  4. why excess pressure in a soap bubble is twice the excess pressure of a...

    Text Solution

    |

  5. The soap bubble formed at the end of the tube is blown very slowly. Dr...

    Text Solution

    |

  6. What will be the effect on the angle of contact of a liquid if the tem...

    Text Solution

    |

  7. what is the effect of impurities on the surface tension of liquid.

    Text Solution

    |

  8. When wax is rubbed on cloth becomes water proof, why?

    Text Solution

    |

  9. what is the effect of solute on the surface tension of liquid?

    Text Solution

    |

  10. Water can rise up to a height of 10 cm in a capillary tube. If a capil...

    Text Solution

    |

  11. A liquid of density rho and surface tension S rises to a height h in a...

    Text Solution

    |

  12. Put a piece of chalk into water. The chalk will emit bubbles in all di...

    Text Solution

    |

  13. How is the rise of liquid affected if top of the capillary is closed?

    Text Solution

    |

  14. Why the tip of the nib of a pen is split?

    Text Solution

    |

  15. What is the importance of wetting agents used by dyers?

    Text Solution

    |

  16. What is the importance of water proofing agents?

    Text Solution

    |

  17. A stirred liquid comes to rest after sometime. Why?

    Text Solution

    |

  18. If water in one flask and castor oil in other area violently shaken an...

    Text Solution

    |

  19. Out of friction force and viscous force which depends upon velocity.

    Text Solution

    |

  20. Two liquids of densities rhp(1) and rho(2) coefficient of viscosity et...

    Text Solution

    |