A 2 kg stone at the end of string 1 m lo...

A 2 kg stone at the end of string 1 m long is whirled in a vertical circle is a constant speed. The speed of the stone is 4 m/s. The tension in the string will be 52 N. When the stone is

At the top of the circle

At the bottom of the circle

Halfway down

None of the above

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