Home
Class 11
PHYSICS
Convert 48 kmph in terms ms ^( -1...

Convert 48 kmph in terms ` ms ^( -1)`.

Text Solution

Verified by Experts

` 1 kmph = ( 1km) /( hr ) = (1000 m ) /(3600 s ) `
i.e., ` 1 kmph = (( 5 ) /(18)) m s ^( -1) " " therefore 48 kmph = ( 5 ) /(18) xx 48 = 15 m s ^ ( -1) `
Promotional Banner

Topper's Solved these Questions

  • UNITS AND MEASUREMENTS

    SUBHASH PUBLICATION|Exercise NUMERICALS WITH SOLUTIONS|13 Videos

  • UNITS AND MEASUREMENTS

    SUBHASH PUBLICATION|Exercise NUMERICALS WITH SOLUTIONS|13 Videos

  • THERMODYNAMICS

    SUBHASH PUBLICATION|Exercise NUMERICALS WITH SOLUTIONS|24 Videos

  • WAVES

    SUBHASH PUBLICATION|Exercise NUMERICALS WITH SOLUTIONS|46 Videos

Similar Questions

Explore conceptually related problems

Convert 5 cal in terms of J.

Convert N in terms of dynes

Convert 32.2 ft s ^ ( - 2 ) in terms of ms ^( -2) .

Convert 1 J of energy in terms of ergs.

Convert into mole (AS-1)

The velocity of flow of water in a horizontal pipe is 10.0 ms^(-1) . Calculate the velocity head of water, given g= 9.8 ms^(-1) .

A body of mass 2 kg is moving according to the equation for displacement at seconds as x(t) = pt^(2) + rt^(3). If p = 3 ms^(-1) , q = 4 ms^(-1) and r = 5 ms^(-1) the force acting after 2 sec is :

Rain is falling vertically with a speed of 30 ms^(-1) . A woman rides a bicycle with a speed of 10 ms ^(-1) in the north to south direction . What is the direction in which she should hold her umbrella ?

A bat emits ultrasound waves of frequency 1000kHz in air. If the sound meets a water surface, what is the wavelength of the reflected sound. Speed of sound in air is 340ms^(-1) and in water 1486ms^(-1)

SUBHASH PUBLICATION-UNITS AND MEASUREMENTS -TWO MARKS QUESTIONS WITH ANSWERS
  1. What are dimensions ? Give an example.

    Text Solution

    |

  2. What is a dimensional formula ? Give an example for a physical...

    Text Solution

    |

  3. What is meant by dimensional equation ? Give an example.

    Text Solution

    |

  4. Give any two examples for a dimensional constant.

    Text Solution

    |

  5. Give any two examples for a dimensionless physical quantity.

    Text Solution

    |

  6. Explain what is meant by dimensional analysis.

    Text Solution

    |

  7. Define the term significant figures with an example.

    Text Solution

    |

  8. What is meant by error in measurements ? Give an example.

    Text Solution

    |

  9. Find the fractional error in the measurement of x = A^mB^ n

    Text Solution

    |

  10. Suggest any two methods of minimizing the errors.

    Text Solution

    |

  11. Distinguish between random error and constant error.

    Text Solution

    |

  12. What is meant by absolute error ?

    Text Solution

    |

  13. Mention the number of significant figures in the following. ...

    Text Solution

    |

  14. Each side is measured to be 7.203 m. What are the total sur...

    Text Solution

    |

  15. If A = (12.0 pm 0.1) cm and B = (8.5 pm 0.5) cm find (i) ...

    Text Solution

    |

  16. If the size of a nucleus (in the range of 10^(-15) to 10^(-14)) is sc...

    Text Solution

    |

  17. Convert 48 kmph in terms ms ^( -1).

    Text Solution

    |

  18. Convert 32.2 ft s ^ ( - 2 ) in terms of ms ^( -2).

    Text Solution

    |

  19. (P + ( a ) / ( V^ 2)) ( V - b ) = RT is the real gas equati...

    Text Solution

    |

  20. Write the dimensional formula for (1) voltage and (2) resis...

    Text Solution

    |