Home
Class 11
PHYSICS
It is better to wash the clothes in hot ...

It is better to wash the clothes in hot soap solution. Why?

A

Surface tension is more

B

Surface tension is less

C

Consumes less soap

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SIMPLE HARMONIC MOTION

    ERRORLESS |Exercise simple Harmonic Motion|21 Videos

  • THERMODYNAMICS

    ERRORLESS |Exercise All Questions|304 Videos

Similar Questions

Explore conceptually related problems

Statement-1: It is better to wash the clothes in cold soap solution. Statement-2: The surface tension of cold solution is more than the surface tension of hot solution:

A : It is better to wash cloths in hot water than cold water. R : On increasing temperature surface tension of water decreases.

It is easy to wash clothes in hot water because its :-

The soda used for washing the clothes is

When soap solution dissolves in water , then the surface tension of soap solution is

Why is it better to wear dark clothes in winter ?

ERRORLESS -SURFACE TENSION-Exercise
  1. A thin metal disc of radius r floats on water surface and bends the su...

    Text Solution

    |

  2. A 10 cm long wire is placed horizontally on the surface of water and i...

    Text Solution

    |

  3. It is better to wash the clothes in hot soap solution. Why?

    Text Solution

    |

  4. Due to which of water, tiny particles of camphor dance on the surface ...

    Text Solution

    |

  5. Calculate the force required to separate the glass plates of area 10^(...

    Text Solution

    |

  6. Oil spreads over the surface of water whereas water does not spread ov...

    Text Solution

    |

  7. Cohesive force is experienced between

    Text Solution

    |

  8. The property utilized in the manufacture of lead shots is

    Text Solution

    |

  9. The dimensions of surface tension are

    Text Solution

    |

  10. A wooden stick 2m long is floating on the surface of water. The surfac...

    Text Solution

    |

  11. A thread is tied slightly loose to a wire frame as in figure and the f...

    Text Solution

    |

  12. The force required to take away a flat circular plate of radius 2 cm f...

    Text Solution

    |

  13. Surface tension may be defined as

    Text Solution

    |

  14. Energy needed in breaking a drop of radius R into n drops of radii r i...

    Text Solution

    |

  15. The potential energy of molecule on the surface of a liquid as compare...

    Text Solution

    |

  16. Two water droplets merge with each other to from a larger droplet. In ...

    Text Solution

    |

  17. A drop of liquid of diameter 2.8 mm breaks up into 125 identical drops...

    Text Solution

    |

  18. Radius of a soap bubble is 'r ', surface tension of soap solution is T...

    Text Solution

    |

  19. The work done in splitting a drop of water of 1 mm radius into 10^(6) ...

    Text Solution

    |

  20. A spherical liquid drop of radius R is divided into eight equal drople...

    Text Solution

    |