What would be the most simplest way to solve this problem andplease show your wo

Question

What would be the most simplest way to solve this problem andplease show your work? Thank you.

An object attached to the end of a string swings in a verticalcircle (R = 1.2 m), as shown. At an instant whenq = 30°, the speed of the object is 5.1 m/s and thetension in the string has a magnitude of 20 N. What is the mass ofthe object? What would be the most simplest way to solve this problem andplease show your work? Thank you.

An object attached to the end of a string swings in a verticalcircle (R = 1.2 m), as shown. At an instant whenq = 30°, the speed of the object is 5.1 m/s and thetension in the string has a magnitude of 20 N. What is the mass ofthe object?
2.0kg
1.5kg
1.8kg
1.2kg
0.80kg

Explanation / Answer

An objectattached to the end of a string swings in a vertical
circle (R = 1.2 m), as shown. At an instant when = 30°, the
speed of the object is 5.1 m/s and the tension in the stringhas
a magnitude of 20 N. What is the mass of theobject?
An objectattached to the end of a string swings in a vertical
circle (R = 1.2 m), as shown. At an instant when = 30°, the
speed of the object is 5.1 m/s and the tension in the stringhas
a magnitude of 20 N. What is the mass of theobject?
2.0kg
1.5kg
1.8kg
1.2kg
0.80kg

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