Home
Class 12
PHYSICS
y=3cos 100pi(2t-x), the value of lamda i...

`y=3cos 100pi(2t-x)`, the value of `lamda` is

A

4cm

B

6cm

C

2cm

D

1cm

Text Solution

Verified by Experts

The correct Answer is:
C
`y=3cos100pi(2t-x)`
`k=100pi`
`(2pi)/(lamda) = 100pi`
`lamda = (2)/(100) = 0.02 m = 2cm`
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS

    NIKITA PUBLICATION|Exercise MCQS|350 Videos

  • SURFACE TENSION

    NIKITA PUBLICATION|Exercise Multiple Choice Questions (Question Given in MHT-CET )|31 Videos

Similar Questions

Explore conceptually related problems

if f(x)= maximum (sinx,cosx,(1)/(2)) and the area bounded by y=f(x) , x-axis, y-axis and x=2pi be lamda(pi)/(12)+sqrt(2)+sqrt(3) sq. units then the value of lamda is

If f(x)= maximum (sinx,cosx,1/2) and the area bounded by y=f(x),x - axis, y - axis and x=2pi be lamda(pi)/12+sqrt(2)+sqrt(3) sq. units then the value of lamda is

If the lines (1 -x )/(3) = ( 7y - 14)/(2 lamda) = (z - 3)/(2) "and" (7 - 7x)/(3lamda) = (y - 5)/(1) = ( 6 - z ) /(5) are at right angle, then the value of lamda is

The equation cos ^(2) x - sin x+lamda = 0, x in (0, pi//2) has roots then value(s) of lamda can be equal to :

If sin^(-1)x+sin^(-1)y=(pi)/(3) and cos^(-1)x+cos^(-1)y=(pi)/(6), find the values of x and y.

If x=a sin2t(1+cos2t) and y=b cos2t(1-cos2t), find the values of (dy)/(dx) at t=(pi)/(4) and t=(pi)/(3)

In a DeltaABC ,angleB=(2pi)/3 and cos A + cos c = lamda . Then , the exhaustive set of value of lamda is

If x=cos t(3-2cos^(2)t) and y=sin t(3-2s epsilon^(2)t) find the value of (dy)/(dx) at t=(pi)/(4)

NIKITA PUBLICATION-STATIONARY WAVES -MCQs
  1. The speed of a transverse wave (v) along a stretched string is given b...

    Text Solution

    |

  2. In Melde's experiment in parallel position the mass of the pan is M(0)...

    Text Solution

    |

  3. A stationary wave incident on rigid wall. Then the distance between wa...

    Text Solution

    |

  4. The frequency of open organ pipe is

    Text Solution

    |

  5. y=3cos 100pi(2t-x), the value of lamda is

    Text Solution

    |

  6. In open organ pipe, first overtone produced is of such frequency that ...

    Text Solution

    |

  7. The tension of a stretched string is increased by 69%. In order to kee...

    Text Solution

    |

  8. Keeping the length of the pipe constant if diameter of the pipe increa...

    Text Solution

    |

  9. If the frequency of first harmonic of a closed pipe is in unison with ...

    Text Solution

    |

  10. A transverse wave is propagating along a string of length l. when stri...

    Text Solution

    |

  11. If oil of density higher than that of water is used in place of water ...

    Text Solution

    |

  12. The stirng stretched by tension T and length L vibrates in resonance w...

    Text Solution

    |

  13. n(1) is the frequency of the pipe closed at one and n(2) is the freque...

    Text Solution

    |

  14. The value of end correction for an open organ pipe of radius r is .

    Text Solution

    |

  15. The fundamental frequency of transverse vibration of a stretched strin...

    Text Solution

    |

  16. In a sonometer experiment the bridges are separted by a fixed distance...

    Text Solution

    |

  17. An open and closed organ pipe have the same length the ratio pth mode ...

    Text Solution

    |

  18. In a pipe opened at both ends n(1) and n(2) be the frequencies corres...

    Text Solution

    |

  19. The length and diameter of a metal wire is doubled the fundamental fr...

    Text Solution

    |

  20. A sonometer wire vibrates with frequency n1 in air under suitable load...

    Text Solution

    |