Home
Class 12
PHYSICS
An massless equilateral triangle EFG of ...

An massless equilateral triangle EFG of side 'a' (As shown in figure) has three particles of mass m situated at its vertices . The moment of inertia of the system about the line EX perpendicular to EG in the plane of EFG is `(N)/(20) ma^2` where N is an integer . The value of N is _______

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS

    JEE MAINS PREVIOUS YEAR ENGLISH|Exercise Chemistry|1 Videos

Similar Questions

Explore conceptually related problems

Three particles, each of mass m are situated at the vertices of an equilateral triangle ABC of side L as shown in the figure. Find the moment of inertia of the system about the line AX perpendicular to AB in the plane of ABC

Three particles, each of mass m are situated at the vertices of an equilateral triangle ABC of side l (as shown in the figure). The moment of inertia of the system about a line AX perpendicular to AB and in the plane of ABC, will be:

Four particles each of mass 'm' are kept at the four corners of a square of edge 'a'. Find the moment of inertia of the system about a line perpendicular to the plane of the square and passing through the center of the square.

Three particles, each of mass m grams situated at the vertices of an equilateral triangle AbC of side I cm (as shown in the figure). The moment of inertia of the system about a line AX perpendicular to AB and in the plane of ABC , in gram-cm^2 units will be. .

A light rod of length l has two masses m_1 and m_2 attached to its two ends. The moment of inertia of the system about an axis perpendicular to the rod and passing through the centre of mass is.

Three rings each of mass M and radius R are arranged according to the figure. The moment of inertia of this system about an axis XX' on its plane would be

The S-shaped unifrom wire shown in figure has a mass M, and the radius of curvature of each half is R. The moment of inertia about an axis through A and perpendicular to the plane of the paper is:

A system of uniform rod of mass m and length 2R and a uniform disc of m and radius R are as shown in the figure. The moment of inertia of the system about the axis OO^' (perpendicular to plane of disc) will be

Four thin rods of same mass M and same length l, form a square as shown in figure. Moment of inertia of this system about an axis through centre O and perpendicular to its plane is

Two uniform rods each of mass M and length L are joined as shown in the figure. The moment of inertia of the system about line AB is kML^(2) .Find the value of k .

JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAINS 2020-PHYSICS
  1. To raise the temperature of a certain mass of gas by 50^(@)C at a co...

    Text Solution

    |

  2. The electric field of a plane electromagnetic wave propagating along t...

    Text Solution

    |

  3. An massless equilateral triangle EFG of side 'a' (As shown in figure) ...

    Text Solution

    |

  4. If minimum possible work is done by a refrigenator in converting 100 g...

    Text Solution

    |

  5. When an object is kept at a distance of 30cm from a concave mirror, th...

    Text Solution

    |

  6. A block starts moving up an inclined plane of inclination 30^@ with an...

    Text Solution

    |

  7. A current of 0.5 A is passed through the coil of a galvanometer haing ...

    Text Solution

    |

  8. A beam of plane polarised light of large cross - sectional area and un...

    Text Solution

    |

  9. A two point charges 4q and -q are fixed on the x - axis x=-d/2 and x =...

    Text Solution

    |

  10. Short bar magnet is place 30degrees with the external magnetic field 0...

    Text Solution

    |

  11. A small bar magnet is moved through a coil constant speed from one end...

    Text Solution

    |

  12. Two charged thin infinite plane sheets of uniform surface charge densi...

    Text Solution

    |

  13. A air bubble of radius 1 cm in water has an upward acceleration 9.8cm ...

    Text Solution

    |

  14. Take the breakdown voltage of the zener diode used in the given circui...

    Text Solution

    |

  15. Particle A of mass mA=m/2 moving along the x - axis with velocity v0 c...

    Text Solution

    |

  16. Write the dimensional formula for thermal conductivity.

    Text Solution

    |

  17. A Tennis ball is released from a height h and after freely falling on ...

    Text Solution

    |

  18. Distance between trough and crest of waves is 1.5m while distance betw...

    Text Solution

    |

  19. Consider on object of mass m moving with velocity v0 and all other mas...

    Text Solution

    |

  20. Choose the correct option relating wavelengths of different parts of e...

    Text Solution

    |