A Ball of Mass 200 G Is Whirled in a Circle

question 43

Multiple Choice

A ball of mass 200 g is whirled in a circle at the end of a string 100 cm long whose breaking strength is 10 N. Neglecting gravity, the maximum speed of the ball is approximately

• A) 2 m/s.
• B) 7 m/s.
• C) 10 m/s.
• D) 50 m/s.

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Definitions:

Forelimb

The front limbs of an animal, such as the arms in humans or the paws in quadrupeds, used for various activities like grasping, walking, or flying.

Saphenous Vein

A long vein that runs along the length of the leg, important for surgical procedures such as bypass operations and varicose vein treatment.

Popliteal Vein

A blood vessel situated at the back of the knee which transports blood from the lower leg to the femoral vein.

External Iliac Vein

A large vein that carries deoxygenated blood from the lower limbs to the common iliac vein.