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प्रश्न
Give a reason for the following.
Boats and ships have streamlined shapes?
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उत्तर
Streamlined shapes experience minimum drag (fluid friction) while traveling through air and water. Hence, boats and ships are given a streamlined shape.
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संबंधित प्रश्न
Give two examples of situations in which applied force causes a change in the shape of an object.
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Fill in the blank.
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Tick the most appropriate answer.
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State if the following statement is true or false. Correct the statement if it is false.
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Answer the following in short.
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Taking out ointment from a medicinal tube.
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