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A baseball is thrown at an angle of 30 degrees from level ground with an initial velocity of 100 m/s. How far will the baseball travel horizontally before it returns to the same level?
A baseball is thrown at an angle of 30 degrees from level ground with an initial velocity of 100 m/s. How far will the baseball travel horizontally before it returns to the same level?
A golf ball is driven horizontally from an elevated tee at 80 ft/sec. If it strikes the fairway 2.5 seconds later, what is the magnitude of the ball's resultant velocity just before it hits the ground?
A golf ball is driven horizontally from an elevated tee at 80 ft/sec. If it strikes the fairway 2.5 seconds later, what is the magnitude of the ball's resultant velocity just before it hits the ground?
A ball is whirled in a horizontal circle of radius 1.5 ft, completing one revolution every 2 seconds. What is the ball's centripetal acceleration?
A ball is whirled in a horizontal circle of radius 1.5 ft, completing one revolution every 2 seconds. What is the ball's centripetal acceleration?
A simple pendulum 150.3 cm long makes 100 vibrations in 246.7 seconds. What is the acceleration due to gravity at that location?
A simple pendulum 150.3 cm long makes 100 vibrations in 246.7 seconds. What is the acceleration due to gravity at that location?
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A plumb-bob on a 38-inch cord has a period of 2 seconds on Earth. An identical experiment on the moon, where gravity is 1/6th of Earth, will have what observed period?
A plumb-bob on a 38-inch cord has a period of 2 seconds on Earth. An identical experiment on the moon, where gravity is 1/6th of Earth, will have what observed period?
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What is the length of a simple pendulum, in meters, if its period is 2 seconds?
What is the length of a simple pendulum, in meters, if its period is 2 seconds?
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An empty truck of 2000 kg has a maximum acceleration of 1 m/sec². What is its maximum acceleration when carrying a 1 metric ton (1000 kg) load?
An empty truck of 2000 kg has a maximum acceleration of 1 m/sec². What is its maximum acceleration when carrying a 1 metric ton (1000 kg) load?
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An elevator weighing 3200 lbs is rising with an upward acceleration of 4 ft/sec². What is the tension in the supporting cable?
An elevator weighing 3200 lbs is rising with an upward acceleration of 4 ft/sec². What is the tension in the supporting cable?
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An elevator moves 2 m in the first 0.6 seconds with constant upward acceleration starting from rest. A 3 kg package is held by a vertical string. What tension does the string exert during the acceleration?
An elevator moves 2 m in the first 0.6 seconds with constant upward acceleration starting from rest. A 3 kg package is held by a vertical string. What tension does the string exert during the acceleration?
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A 3 lb weight is attached to a spring with a spring constant of 25 lb/ft. If displaced slightly and released, what frequency will the weight vibrate at?
A 3 lb weight is attached to a spring with a spring constant of 25 lb/ft. If displaced slightly and released, what frequency will the weight vibrate at?
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