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EXPERIMENT 6

Modes of Vibrations of Plate

1

                        

 

 

 

 

 

 

 

 

 

 

 

EXPERIMENTAL QUIZ

1 Pre-experiment quiz questions

    2 Post- experiment quiz questions

 

 

To read the theory Manual of the experiment
click here

See related video

 

 

Enter the length of plate ,L (in meters)                 .   

Enter thickness of plate (in meters)              ...........


Enter poison's ratio              ..................................    

Enter the density of plate  (in kg/m3)                    ......


Enter the Young's modulus of Elasticity plate,E (in N/m2)         


Select the value of m & n:


               m=1 & n=1

               m=1 & n=2

               m=2 & n=1

               m=2 & n=2

           

             


Frequency,fn (in Hz)                                                       

 

Mode Shapes of the Plate

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EXERCISE FOR USERS :

1) Compute frequency for five different lengths of the plate keeping all other parameters constant. Fill in the values below and plot a graph between frequency and length.

- What do you observe ?

- Why do you observe so ?

[Hint : Go through theory manual provided at top of the page]



 L1:  L2:  L3:  L4: 

 L5: 



 f1:  f2:   f3:  f4:

 f5:

( You can see the graph below)

[ PRESS RESET TO CLEAR OLD VALUES OF Exercise 1 ]

2) Compute frequency for five different Young's Modulus of Elasticity of the beam keeping all other parameters constant. Fill in the values below and plot a graph between frequency and Young's Modulus .

- What do you observe ?

- Why do you observe so ?

[Hint : Go through theory manual provided at top of the page]



 E1:  E2:  E3:  E4:

 E5: