Question

what is alarm clock...??
how does it work...??​

Answer 1

Answer:

Mukesh Dhirubhai Ambani is an Indian billionaire businessman, and the chairman, managing director, and largest shareholder of Reliance Industries Ltd., a Fortune Global 500 company and India's most valuable company by market value.

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Answer 2

Answer:

• clock that you can set to make a noise at a particular time to wake you up
• Traditional mechanical alarm clocks have one or two bells that ring by means of a main spring that powers a gear to quickly move a hammer back and forth between the two bells or between the interior sides of a single bell. In some models, the metal cover at back of the clock itself also functions as the bell.

Explanation:

More about alarm clock

parts of alarm clock

Case: The body that houses the components of a clock. Minute Hand: The longer hand that indicates minutes. Hour Hand: The shorter hand that points to the hour. Barrel: The cylindrical metal box that powers the mechanical timepiece with a mainspring and a toothed round gear.