How much time does it take to lift the container
A 186 watt motor is used to lift a 114 kg container to a height of 6 m. How much time does it take to lift the container with the motor?
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A 300 block on a 52.0 -long string swings in a circle on a horizontal, frictionless table at 60.0 . What is the speed of the block?
Which of the following does not reflect the attitudes held by typical antebellum americans?
Prove that languages exist that are not recognizable by an oracle Turing machine with oracle for ATM.
Between the years of 1800 and 1880, James Hutton and William Smith advanced the concept of geologic time and strengthened the belief in an ancient world. Hutton, a American geologist, first proposed formally the fundamental principle used to
With what minimum speed must you toss a 190 g ball straight up to hit the 15.0 m-high roof of the gymnasium if you release the ball 1.20 m above the ground? Solve this problem using energy.
The drift velocity of free electrons in a copper wire is 7 mm/s, resistivity is 1.71 × 10-8 · m, and the free electron density is 8.43 × 1028 electrons/m3.
Suppose the distance tot he moon was twice its actual value. Would it still be possible to have a total solar eclipse? A total lunar eclipse? Explain why you answered as you did.
A bar 5.0 m long has its center of gravity 1.5 m from the heavy end. If it is placed on the edge of a block 1.5 m from the light end and a weight of 750 N is placed on the bar at the light end, it will be balanced. What is the weight of the bar?
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