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Marianna [84]
3 years ago
6

The period of a pendulum T depends on a constant g and the length of the pendulum ????in a relation given by

Physics
1 answer:
adell [148]3 years ago
4 0

Answer:

The  relation is  T  =  2\p \sqrt{\frac{l}{g} }

Explanation:

Generally the mathematically relation showing the relationship between the period(T), the constant (g) and  the length(l) is

     T  =  2\p \sqrt{\frac{l}{g} }  

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You use 8x binoculars were used on a warbler (14cm long) in a tree 18cm away. What angle (in degrees) does the image of the warb
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Answer:

The angle it subtend on the retina is  \theta_z = 0.44586^o    

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From the question we are told that

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      The distance from the binoculars is    d = 18cm = \frac{18}{100} = 0.18m

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Without the 8 X binoculars the  angle made with the angular size of the object  is mathematically represented as

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Now magnification can be represented mathematically as

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Where \theta_z is the angle the image of the warbler subtend on your retina when the   binoculars i.e the  binoculars zoom.

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The matter from the explosion can reach him, hitting him. He should be able to feel that.
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