Chapter04

# Chapter04 - Problem 3.21 In a carnival booth you win a...

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Problem 3.21) In a carnival booth, you win a stuffed giraffe if you toss a quarter into a small dish. The dish is on a shelf above the point where the quarter leaves your hand and is a horizontal distance of 2.1 m from this point. If you toss the coin with a velocity of 6.4 m at an angle of 60 ° above the horizontal, the coin lands in the dish. You can ignore air resistance. a) What is the height of the shelf above the point where the quarter leaves your hand? b) What is the vertical component of the velocity of the quarter just before it lands in the dish?

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Problem 3.33) A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center. The linear speed of a passenger on the rim is constant and equal to 7.00 m/s. a) What is the magnitude of the passenger's acceleration as she passes through the lowest point and the highest in her circular motion? b) How much time does it take the Ferris wheel to make one revolution?
Chapter 4 : Newton’s Laws  of Motion

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1. Force and Interactions Force Loosely defined as “pushing” or “pulling.” An influence that may cause a body to accelerate Vector Quantity Unit : N = kg m/s 2
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Chapter04 - Problem 3.21 In a carnival booth you win a...

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