Home
Class 11
PHYSICS
It is easier to pull a lawn roller than ...

It is easier to pull a lawn roller than to push it because pulling .

Text Solution

Verified by Experts


During pulling a lown roller
The efective weight of roller `=W-F sin theta`
During pulling a lown roller
The effective weight of roller `=W+F sin theta `
The effect weight is larger in case of pulling.
Therefore, it is easier to pull a lawn roller than to push it .
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A PLANE

    MODERN PUBLICATION|Exercise Revision Exercises (Long Answer Question)|6 Videos

  • MOTION IN A PLANE

    MODERN PUBLICATION|Exercise Revision Exercises (Numerical Problems)|26 Videos

  • MOTION IN A PLANE

    MODERN PUBLICATION|Exercise Revision Exercises (Fill in the Blanks)|9 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    MODERN PUBLICATION|Exercise Chapter Practise Test|16 Videos

  • MOTION IN A STRAIGHT LINE

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|16 Videos

Similar Questions

Explore conceptually related problems

It is easier to pull a body than to push, because -

Explain why? (a) a horse cannot pull a cart and run in empty space. (b) passengers are thrown forward from their seats when a speeding bus tops suddenly (c) It is easier to pull a lawn mower than to push it. (d)a cricketer moves his hands backwards while holding a catch

STATEMENT-1: It is easier to pull a heavy object than to push it on a level ground and STATEMENT-2: The magnitude of frictional force depends on the nature of the two surfaces in contact.

It is easier to walk on road than on hardened ice because

It is easier to roll a barrel than to pull it along the road. Why ?

It is easier to push an empty box than to push the box full of books.Why?

Assertion: Pulling a lawn roller is easier than pushing it. reason: Pulling increases the apparent weight and hence the force of friction.

Assertion: Pulling a lawn roller is easier than pushing it. Reason:Pushing increases the apparent weight and hence the force of friction.

MODERN PUBLICATION-MOTION IN A PLANE -Revision Exercises (Short Answer Question)
  1. What do you mean by zero vector ? Write any three properties of zero ...

    Text Solution

    |

  2. It is easier to pull a lawn roller than to push it because pulling .

    Text Solution

    |

  3. SCALAR PRODUCT OF TWO VECTORS

    Text Solution

    |

  4. Write any three properties of vector product of two vectors .

    Text Solution

    |

  5. GEOMETRIC INTERPRETATION OF DOT PRODUCT

    Text Solution

    |

  6. Give the geometrical interpretation of vector product of two vectors.

    Text Solution

    |

  7. State right hand thumb rule and right hand srew rule .

    Text Solution

    |

  8. Can we add a displacement vector of 20 m to a displacement vector of 3...

    Text Solution

    |

  9. Show that on adding vectors vecA and vecB , the resultant vector can n...

    Text Solution

    |

  10. If |veca+vecb|=|vecas-vecb|, (veca,vecb!=vec0) show that the vectors v...

    Text Solution

    |

  11. Under what condition the dot product of two vectors is maximum or min...

    Text Solution

    |

  12. What will be the angle between the vectors vecA and vecB if vecA+vecB...

    Text Solution

    |

  13. Vector addition is different from scalar addition. Explain.

    Text Solution

    |

  14. What do you understand by resolution of a vector ? Show that there is ...

    Text Solution

    |

  15. MULTIPLICATION OF A VECTOR BY SCALAR

    Text Solution

    |

  16. What is a projectile ? Give its examples. Show that the path of projec...

    Text Solution

    |

  17. What is a uniform circular motion ? Explain the terms , time period, f...

    Text Solution

    |

  18. Write relation between angular velocity and linear velocity,

    Text Solution

    |

  19. Derive the relation between centripetal acceleration and linear veloci...

    Text Solution

    |

  20. The angle of projection at which the horizontal range and maximum heig...

    Text Solution

    |