Question
8 A ball of mass M at the end of a string is swung
in a horizontal circular path of radius R at con-
stant speed V. Which combination of changes
would
require
tripetal force acting on the ball?
(1) doubling V and doubling R
(2) doubling. V and halving R
(3) halving V and doubling R
(4) halving V and halving R
the
greatest increase in the cen-
.

Image Transcription

8 A ball of mass M at the end of a string is swung in a horizontal circular path of radius R at con- stant speed V. Which combination of changes would require tripetal force acting on the ball? (1) doubling V and doubling R (2) doubling. V and halving R (3) halving V and doubling R (4) halving V and halving R the greatest increase in the cen- .

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Angular Motion

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