A38.2 kg wagon is towed up a hill inclined at 17.5 ◦ with respect to the horizontal. the tow rope is parallel to the incline and has a tension of 129 n in it. assume that the wagon starts from rest at the bottom of the hill, and neglect friction. the acceleration of gravity is 9.8 m/s 2 . how fast is the wagon going after moving 85.4 m up the hill
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Physics, 21.06.2019 21:00
Iron reacts with sulfur to form iron sulfide. if 60 grams of iron reacts with sulfur to produce 90 grams of iron sulfide, how much sulfur has been used in the chemical reaction?
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Physics, 21.06.2019 22:40
Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod
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Physics, 22.06.2019 13:30
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
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Physics, 22.06.2019 14:30
Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader
Answers: 1
A38.2 kg wagon is towed up a hill inclined at 17.5 ◦ with respect to the horizontal. the tow rope is...
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