Home
Class 14
MATHS
The ratio of speeds of a motor boat to t...

The ratio of speeds of a motor boat to that of the current of water is `36 : 5`. The motor along with the current in 5 hours 10 minutes. The time required to come back of motor boat is equal to

Promotional Banner

Topper's Solved these Questions

  • BAR GRAPH

    RS AGGARWAL|Exercise All Questions|31 Videos

  • CALENDAR

    RS AGGARWAL|Exercise All Questions|23 Videos

Similar Questions

Explore conceptually related problems

The ratio of speeds of a motorboat to that of the current of water is 36 : 5. The motorboat goes along with the current in 5h 10 min find the time to come back of motorboat

The speed of a motor-boat is that of the current of water as 36:5. The boat goes along with the current in 5 hours 10 minutes. It will come back in

when the speed of a dc motor increase the armature current

The waves produced by a motor boat sailing in water are :

The speed of boat in downstream is 15 km/hr and the speed of the current is 2.5 km/hr. The speed of boat against the current is:

The resistance of the armature of an electric motor is 55 ohm. The motor draw a current of 2 A when running at 220 V. What is the back e.m.f ?

RS AGGARWAL-BOATS AND STREAMS-All Questions
  1. The speed of a boat when travelling down streams is 32 km/hr, where...

    Text Solution

    |

  2. A man takes 3 hours 45 minutes to row a boat 15 km downstream of a ...

    Text Solution

    |

  3. The ratio of speeds of a motor boat to that of the current of water is...

    Text Solution

    |

  4. A man can row 6 km/hr in still water. It takes him twice as long to...

    Text Solution

    |

  5. There is a road beside a river. Two friends started from a place A, mo...

    Text Solution

    |

  6. A man can row 7 1/2 kmph in still water. If in a river running at 1.5 ...

    Text Solution

    |

  7. A boat goes 8 km upstream and then returns. Total time taken is 4 h...

    Text Solution

    |

  8. A boatman row to a place 45 km distant and back in 20 hours. He fin...

    Text Solution

    |

  9. A man can row 40 km upstream and 5 km downstream in 13 hours. Also he ...

    Text Solution

    |

  10. A boat goes 8 km in one hour along the stream and 2 km in one hour ...

    Text Solution

    |

  11. In one hour, a boat goes 11 km along the stream and 5 km against th...

    Text Solution

    |

  12. A man rows downstream 32 km and 14 km upstream. If he takes 6 hours to...

    Text Solution

    |

  13. A boatman row 1 km in 5 minute, along the stream and 6 km in 1 hour ag...

    Text Solution

    |

  14. A boat takes half time in moving a certain distance downstream than up...

    Text Solution

    |

  15. If a man goes 18 km downstream in 4 hours and returns against the stre...

    Text Solution

    |

  16. A boat man goes 2 km against the current of the stream in 1 hour and g...

    Text Solution

    |

  17. A man can row 3/4 of a km against the stream in 11 1/4 minutes and ret...

    Text Solution

    |

  18. A boat, while going downstream in a river covered a distance of 50 ...

    Text Solution

    |

  19. A man swimming in a stream which flows 1 1/2\ km//hr finds that in a g...

    Text Solution

    |

  20. A boat running upstream takes 8 hours 48 minutes to cover a certain...

    Text Solution

    |