When an iron screw is heated, the threads in the screw come closer to each other.

True

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False

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Solution

The correct option is B
False

When an iron screw is heated, the length of screw expands but the number of threads remains the same. Due to this, the thread will move further apart. Hence, the given statement is false.

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Similar questions

When an iron screw is heated, the threads in the screw get closer to each other.

Q. If the threads of a screw are closer :

When an iron screw is heated___________

Q. The ___ of the screw is the distance between two successive screw threads.

A company manufactures two types of screws A and B. All the screws have to pass thorugh a threading machine and a slotting machine. A box of type A screws requires 2 min on the threading machine and 3 min on the slotting machine. A box of type B screws requires 8 min on the threading machine and 2 min on the slotting machine. In a week, each machine is available for 60 h. On selling these screws, the company gets a profit of Rs 100 per box on type A screws and Rs 170 per box on type B screws.

Formulate this problem as a LPP given that the objective is to maximise profit.

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When an iron screw is heated, the threads in the screw come closer to each other.

The correct option is B False When an iron screw is heated, the length of screw expands but the number of threads remains the same. Due to this, the thread will move further apart. Hence, the given statement is false.

The correct option is B
False

When an iron screw is heated, the length of screw expands but the number of threads remains the same. Due to this, the thread will move further apart. Hence, the given statement is false.