You measure the length of a brass rod on a hot July afternoon and a co

1.	You measure the length of a brass rod on a hot July afternoon and a cool January evening, using the same aluminium scale. To your surprise, you find that the rod length is measured to be smaller on the summer day! Which of the following could explain the above phenomenon?
Answer» You measure the length of a brass rod on a hot July afternoon and a cool January evening, using the same aluminium scale. To your surprise, you find that the rod length is measured to be smaller on the summer day! Which of the following could explain the above phenomenon?

You measure the length of a brass rod on a hot July afternoon and a cool January evening, using the same aluminium scale. To your surprise, you find that the rod length is measured to be smaller on the summer day! Which of the following could explain the above phenomenon?

Answer»

You measure the length of a brass rod on a hot July afternoon and a cool January evening, using the same aluminium scale. To your surprise, you find that the rod length is measured to be smaller on the summer day!

Which of the following could explain the above phenomenon?

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You measure the length of a brass rod on a hot July afternoon and a cool January evening, using the same aluminium scale. To your surprise, you find that the rod length is measured to be smaller on the summer day! Which of the following could explain the above phenomenon?

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