# CBSE Class 11-Physics: MI: Shape of the Body and Axis of Rotation (For CBSE, ICSE, IAS, NET, NRA 2022)

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Shape of the body | Axis of rotation | Expression for Moment of Inertia |

One dimensional rod of mass M and length L | 1) Center of Rod and to length 2) One end and to length | |

Sphere of mass M and Radius | 1) Any diameter 2) Any tangent plane | |

Circular disc of Mass and radius R | 1) Through center, to plane of Disk 2) any diameter 3) tangent in the plane of the disc 4) tangent to plane of disk | |

Circular ring of mass M and radius R | 1) Through center, to plane of ring 2) any diameter 3) tangent in the plane of the ring 4) tangent to plane of ring | |

Cylinder of mass M, radius R and length L | 1) own axis 2) through center to length | |

Rectangular lamina of Mass M, length L and breath B | 1) Length of lamina and in its plane 2) breath of lamina and in its plane 3) Center of lamina and to its plane | |

Rectangular block of Mass M, Length L, Breadth B and Height H | Through center of block and parallel to Length or breadth or height of the block |