Home
Class 14
MATHS
In 12 hours how many times a minute-hand...

In 12 hours how many times a minute-hand and hour-hand of a clock makes `90^(@)` between them or becomes perpendicular to each other?

Promotional Banner

Topper's Solved these Questions

  • TIME AND WORK

    QUANTUM CAT|Exercise QUESTION BANK |202 Videos
  • TRIGONOMETRY

    QUANTUM CAT|Exercise QUESTION BANK|118 Videos

Similar Questions

Explore conceptually related problems

The angle between the minute and hour hand of a clock at 8:30 is

Find the angle between the minute hand and the hour hand of a clock at 7.20am

Find the angle between the minute hand and hour hand of a clock, when the time is 7:30 pm.

What is the angle between the minute hand and the hour hand of a clock at 9 hours 45 minutes ?

QUANTUM CAT-TIME, SPEED AND DISTANCE-QUESTION BANK
  1. How many times minute-hand coincides with hour-hand in 12 hours?

    Text Solution

    |

  2. In 12 hours how many times the two hands of clock will be just opposit...

    Text Solution

    |

  3. In 12 hours how many times a minute-hand and hour-hand of a clock make...

    Text Solution

    |

  4. Between 2 O'clock and 3 O'clock when two hands of a clock overlap each...

    Text Solution

    |

  5. Between 6 am and 7 am when the two hands of a clock coincide.

    Text Solution

    |

  6. Between 11 O'clock and 12 O'clock when will they coincide.

    Text Solution

    |

  7. Between 3 O'clock and 4 O'clock when will the two hands make 36^@ angl...

    Text Solution

    |

  8. Between 3 O'clock and 4 O'clock when will the two hands make 36^@ angl...

    Text Solution

    |

  9. What is the angle between the two hands at 3:10 am?

    Text Solution

    |

  10. What is the angle between the two hands of a clock at 7:35?

    Text Solution

    |

  11. A' goes 10 km.distance with average speed of 6km/hr while rest 20 km h...

    Text Solution

    |

  12. A covers half of his disttance with 20 km/h and rest with 30 km/h.What...

    Text Solution

    |

  13. A covers 1/3rd of his journey at the speed of 10 km/h and half of the ...

    Text Solution

    |

  14. A covers 1/4th of his journey at 20 km/h and 1/3rd of the rest at 25 k...

    Text Solution

    |

  15. A covered half of his journey at 20 km/h and rest at the x km/h then h...

    Text Solution

    |

  16. A man covered half of the distance at 3x km/h and rest at the 5x km/h....

    Text Solution

    |

  17. A person goes to his office at 1/3rd of the speed at which he returns ...

    Text Solution

    |

  18. A person X starts from lucknow and another person Y starts from Kanpur...

    Text Solution

    |

  19. A person X starts from lucknow and another person Y starts from Kanpur...

    Text Solution

    |

  20. Two persons A and B started from two different places towards each oth...

    Text Solution

    |