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1man60kg 1man 55kg 1boy 30kg

1man60kg 1man 55kg 1boy 30kg 1boy35kg 1 dog 12kg have to cross river canoe can only carry 75kg at one time how many crossing to
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2. asked by Anonymous
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A 1.30kg kg box and a 3.80kg kg box on a perfectly smooth horizontal floor have a spring of force constant 300N/m N/m compressed
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2. asked by joana
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a 20kg block is connested to a 30kg block by a string that passes over a frictionless pully. the 30kg block is connected to a
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2. asked by sello
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A boy and a girl on aplay ground see saw .The see saw has a mass of 30kg and is pivoted at it's center.Their mother has to hold
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2. asked by James
3. 196 views
How can I find kinetic friction (Fk) without mu? I know the normal force which is 201N. The mass of the object is 30kg.This is
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2. asked by Tina
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How much energy is released when 2.55kg of diethyl ether freezes?
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2. asked by janny
3. 2,424 views
Can you find the pressure exerted on the floor by the heel if it has an are of 1.50 cm^2 and the woman's mass is 55kg?
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2. asked by cody
3. 562 views
A person with a mass of 55kg climbs a tower with a height of 11m in 25 minutes. What power is produced?
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2. asked by Anonymous
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Calcuate the tatla volme of gas (at 45c and 785mmHg) producedbby the complete decmpotition of 2.55kg of ammoniium nitrate.
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2. asked by Teisha
3. 349 views
The ratio of girls to boys in a class is 3:4. If 3 new girls join and 1boy leaves, what is the new ratio of girls to boys
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2. asked by Brendan
3. 750 views