Home
Class 8
PHYSICS
An object of mass 100 kg is to be lifted...

An object of mass 100 kg is to be lifted by a 10 kg effort. The possible values of the area of cross sections of the pump piston and press piston are ____ and ____, repectively, both in the same unit.

A

100, 1

B

10,1

C

1100

D

2, 20

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • HYDROSTATICS

    PEARSON IIT JEE FOUNDATION|Exercise Level 2|19 Videos

  • HYDROSTATICS

    PEARSON IIT JEE FOUNDATION|Exercise Level 3|10 Videos

  • HYDROSTATICS

    PEARSON IIT JEE FOUNDATION|Exercise Essay Type Questions|5 Videos

  • HEAT

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION Level 3 |10 Videos

  • KINEMATICS

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION (Level 3) (Application Based Questions ) |5 Videos

Similar Questions

Explore conceptually related problems

An object of weight 500 kg_(wt) is lifted by using a hydraulic press. The radii of the cross sections of the pump piston and press piston are 10 cm and 20 cm, respectively. Calculate the effort required to lift the object. Calculate the displacement of the load if the effort is moved through a distance of 20 cm.

The mechanical advantage of a hydraulic press is 5. A car of mass 1500 kg is lifted by when placed on a piston of a hydraulic press of area of cross section 5 m^(2) . Find the area of cross section of pistion of piston where the effort is applied.

2 moles of a diatomic gas are enclosed in a cylinder piston arrangment. The area of cross section and mass of the piston are 1 cm^(2) and 1 kg respectively. A heater is supplying heat to the gas very slowly. Find heat supplied (in joule) by the heater is the piston moves through a distance of 10 cm. .

A cylinderical vessel contaning liquid is closed by a smooth piston of mass m. the area of cross-section of the piston is A. if the atmospheric pressure is P_(0), Find the pressure of the liquid just below the piston.

Consider a vertical tube open at both ends. The tube consistss of two parts, each of different cross sections and each part having a piston which can move smoothly in respective tubes. The two piston which can move smoothly in respective tube wire. The piston are joined together by an inextensible wire. The combined mass of the two piston is 5 kg and area of cross section of the upper piston is 10 cm^(2) greater than that of the lower piston. Amount of gas enclosed by the pistons is 1 mol . When the gas is heated slowly, pistons move by 50 cm . Find the rise in the temperature of the gas in the form X//R K , where R is universal gas constant. Use g = 10 m//s^(2) and outside pressure = 10^(5) N//m^(2)) .

A smooth vertical tube having two different cross sections is open from both the ends but closed by two sliding pistions as shown in Fig. and tied with an inextensible string. One mole of an ideal gas is enclosed between the piston The difference in cross-sectional areas of the two pistons is given Delta S . The masses of piston are m_(1) and m_(2) for larger and smaller one, respectively. Find the temperature by which tube is raised so that the pistons will be displaced by a distance l. Take atmospheric pressure equal to P_(0)

The average mass that must be lifted by a hydraulic press is 80 "kg" .If the radius of the larger piston is five times that of the smaller piston, what is the minimum force that must be applied?

PEARSON IIT JEE FOUNDATION-HYDROSTATICS-Level 1
  1. A cylindrical object flats in water such that (3//4) th of its volume ...

    Text Solution

    |

  2. A piece of nail sinks in water but a boat floats in it because

    Text Solution

    |

  3. An object of mass 100 kg is to be lifted by a 10 kg effort. The possib...

    Text Solution

    |

  4. The weight of the liquid displaced by a body when the body is immersed...

    Text Solution

    |

  5. Which one of the following statements is true ?

    Text Solution

    |

  6. Which one of the following physical quantities increases as we go deep...

    Text Solution

    |

  7. The apparent weight of an object on the surface of the moon, if the ma...

    Text Solution

    |

  8. The roof of a house blows out during a storm because

    Text Solution

    |

  9. Pressure at a point inside a liquid does not depend on

    Text Solution

    |

  10. In a Bramah press a small force is used to spend a much larger force. ...

    Text Solution

    |

  11. The pair of physical quantities having the same units are

    Text Solution

    |

  12. Arrange the following steps in proper sequence to determine the pressu...

    Text Solution

    |

  13. An air bubble rises up in water because,

    Text Solution

    |

  14. If the relative density of a solid is less than one, then

    Text Solution

    |

  15. Two test tubes A and B of same mass with equal areas of cross-section ...

    Text Solution

    |

  16. A constant immersion hydrometer weighing 20 g sinks upto mark 'x' in w...

    Text Solution

    |

  17. Similar objects are dropped into two different liquids A and B. The di...

    Text Solution

    |

  18. Consider a liquid contained in a vessel. The liquid solid adhesive for...

    Text Solution

    |

  19. If F(CS), F(CL), F(CG) represents cohesive force of solids, cohesive f...

    Text Solution

    |

  20. Gases do not have rigidity. Select the reason from the following .

    Text Solution

    |