PHYSICS

Class 11

Comprehensive Questions

Chapter 5

Q 1 | What are centripetal acceleration and centripetal force? Derive their equations. |

Q 2 | Show that the angular momentum in magnitude is given by . |

Q 3 | Show that role playing by mass in linear motion is playing by moment of inertia in rotatory motion. |

4 | Show that in angular form, centripetal acceleration is: . |

Q 5 | Show that centripetal force is also shown by |

Q 6 | Show that a satellite near the earth will have greater velocity. |

Q 7 | What do you mean by weight of a body? Use examples to distinguish between real weight and apparent weight of a body. |

Q 8 | Explain how gravity is provided to the occupant of a spaceship. |

Q 9 | Give different three examples to illustrate the phenomena of conservation of angular momentum. |

Q 10 | Explain why mud guards are used on the wheels of cycle, motor cars and other driving vehicles? |