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one elevator leaves first floor

one elevator leaves first floor of a building at 9:00 a.m. It takes 5 seconds to travel between floors, stays 10 seconds at each
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2. asked by Sena
3. 1,247 views
An 80 kg man stands in an elevator. What force does the floor of the elevator exert on the man ifa) the elevator is stationary?
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2. asked by John Scott
3. 1,246 views
An 80 kg man stands in an elevator. What force does the floor of the elevator exert on the man ifa) the elevator is stationary?
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2. asked by Anonymous
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An 80 kg man stands in an elevator. What force does the floor of the elevator exert on the man ifa) the elevator is stationary?
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2. asked by Anonymous
3. 826 views
An elevator without a ceiling is ascending with a constant speed of 9.7 m/s. A boy on the elevator shoots a ball directly
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2. asked by kay
3. 922 views
An elevator without a ceiling is ascending with a constant speed of 10m/s. A boy on the elevator shoots a ball directly upward,
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2. asked by alk
3. 2,304 views
An elevator starts from the first floor upwards. The height h in meters above the first floor after t seconds can be determined
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2. asked by Mike
3. 339 views
An elevator starts on the 100th floor of a building. It descends 4 floors every 10 seconds. At what floor will the elevator be
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2. asked by Anonymous
3. 6,330 views
an elevator weighs 8000N. It leaves the main floor and arrives to the 15th floor which is 45 meters high. How much work was done
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2. asked by ryan
3. 392 views
A women got on the elevator on the fourth floor. The elevator went down 2 floors. Then up 11 floor.then the women got of the
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2. asked by Nimama
3. 347 views