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Mechanical Properties of Fluids
Question
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Why is platinum wire used in a fuse enclosed in glass?

Answer

Platinum wire is used in a fuse in a glass because the temperature coefficient of linear expansion of platinum and glass is almost the same. Hence, the wire will not undergo a short circuit easily. 

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Some More Questions From Mechanical Properties of Fluids Chapter

What is time period?

Define frequency.

What is the condition for motion to be simple harmonic motion?

In the displacement equation y = r sin(ωt/ + ϕ) what does ϕ called and what information does it give?

What determines the natural frequency of an oscillator?

Is there any relation between uniform circular motion and simple harmonic motion?

What is periodic motion?

Write down the expression for the instantaneous velocity and acceleration of particle vibrating in simple harmonic motion.

How do you define the mean position of particle executing simple harmonic motion?