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Juli2301 [7.4K]
3 years ago
15

A clock is designed that uses a mass on the end of a spring as a timing mechanism. If the oscillation time needed is exactly one

second, what is the spring constant required if the mass is 1.3 kg
Physics
1 answer:
user100 [1]3 years ago
5 0

Answer:

The value is  k  =  51.34 \  N/ m

Explanation:

From the question we are told that

   The  mass is  m =  1.3 \  kg

   The needed oscillation time is  T = 1 \ s  

 Generally the spring constant is mathematically represented  as

         k  =  \frac{4 \pi^2 * m }{ T^2}

=>      k  =  \frac{4* 3.142^2 * 1.3 }{ 1^2}

=>      k  =  51.34 \  N/ m

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E=k \frac{q}{r^2}
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Answer:

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A feather is dropped on the moon from the height of 1.4m. The acceleration of gravity on the moon is 1.67ms-1. Determine the tim
Zinaida [17]

1.3s

Explanation:

Given parameters:

Height = 1.4m

Gravity on moon = 1.67ms⁻¹

Unknown:

Time for feather to fall = ?

Solution:

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