3. A 1.6 kg ball is rotated in a vertical direction. The ball is attached to a light string of length 2.1 m. If the ball is moving at a speed of 7.2 m/s, determine the force of tension when the string is at the highest (top) point in the vertical swing. FBD is required.
3. A 1.6 kg ball is rotated in a vertical direction. The ball is attached to a light string of length 2.1 m. If the ball is moving at a speed of 7.2 m/s, determine the force of tension when the string is at the highest (top) point in the vertical swing. FBD is required.
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Transcribed Image Text:3. A 1.6 kg ball is rotated in a vertical direction. The ball is attached
to a light string of length 2.1 m. If the ball is moving at a speed of
7.2 m/s, determine the force of tension when the string is at the
highest (top) point in the vertical swing. FBD is required.
Transcribed Image Text:4. A car is making a turn on a ramp that is slanted. The curve has a
radius of 52.0 m and the bank angle is 15°. What is the
maximum speed for the car on this curve if the coefficient of
static friction is 0.22 and the coefficient of kinetic friction is 0.16?
FBD is required.
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