Home
Class 14
MATHS
How many rotations will the hour hand...

How many rotations will the hour hand of a clock complete in 72 hours? (a) 3          (b) 6        (c) 9      (d) 12

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • CHAIN RULE

    RS AGGARWAL|Exercise All Questions|94 Videos

  • COMPOUND INTEREST

    RS AGGARWAL|Exercise All Questions|89 Videos

Similar Questions

Explore conceptually related problems

Equation of the hour hand at 4 O' clock is

At 9:38 A.M, through how many degrees the hour hand of a clock moved since noon the previous day? (a) 323 (b) 612 (c) 646 (d) 649

Calculate the angular speed of the hour hand of a clock .

At what angle the hands of a clock are inclined at 3 hours 40 minutes ?

What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from (a) 3 to 9 (b) 4 to 7 (c) 7 to 10 (d) 12 to 9 (e) 1 to 10 (f) 6 to 3

Find the number of right angles turned through by the hour hand of a clock when it goes from (a) 3 to 6 (b) 2 to 8 (c) 5 to 11 (d) 10 to 1 (e) 12 to 9 (f) 12 to 6

RS AGGARWAL-CLOCKS-All Questions
  1. A bus leaves at 12.25 noon and reaches destination at 10.45 am. The...

    Text Solution

    |

  2. An accurate clock shows 8\ O' clock in the morning. Through how many d...

    Text Solution

    |

  3. How many rotations will the hour hand of a clock complete in 72 hou...

    Text Solution

    |

  4. Through what angle does the minute hand of a clock turn in 5 minute...

    Text Solution

    |

  5. In an accurate clock, in a period of 2 hours 20 minutes the minute ...

    Text Solution

    |

  6. A clock is started at noon. By 10 minutes past 5, the hour hand has...

    Text Solution

    |

  7. At 9:38 A.M, through how many degrees the hour hand of a clock move...

    Text Solution

    |

  8. At 3.40, the hour hand and the minute hand of a clock form an angle...

    Text Solution

    |

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

    Text Solution

    |

  10. The angle between the minute hand and the hour hand of a clock when...

    Text Solution

    |

  11. At what angle the hands of a clock are inclined at 15 minutes past ...

    Text Solution

    |

  12. The reflex angle between the hands of a clock at 10.25 is (a)180^@ (...

    Text Solution

    |

  13. Match List I with List II and select the correct answer using the c...

    Text Solution

    |

  14. An accurate clock shows the time as 3.00. After the hour hand has m...

    Text Solution

    |

  15. What is the area of the face of a clock described by its minute han...

    Text Solution

    |

  16. The hands of a clock are 10 cm and 7 cm respectively. The differenc...

    Text Solution

    |

  17. The minute arm of a clock is 10 cm long. The number of minutes take...

    Text Solution

    |

  18. At which time number of minutes elapsed since midnight is nine time...

    Text Solution

    |

  19. How many times do the hands of a clock coincide in a day? (a) 20   ...

    Text Solution

    |

  20. How many times in a day the hands of a clock are straight?

    Text Solution

    |