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A 20kg box is being

A 20kg box rests ona table and a 10kg is placed on top of the 20kg box. Determine the normal force that the table exerts on the
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2. asked by fresno T
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Suppose you mix 20kg of oxygen is used to burn 20kg of wood. Energy is given off as heat and light. If all the ashes and gases
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2. asked by Sana
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which two object have masses 20kg and 15kg are placed on a plane surface.Both have same area.Which one is the correct answer for
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2. asked by sweetie
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A 250g packet of iodised salt costs N150.A 20kg sack of salt cost N10,400.Calculate the saving per kg by buying the 20kg sack of
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2. asked by Ifunanya
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On Rhonda's family farm, the workers picked 5/12 of the strawberries in the first week. These strawberries were put in 10
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2. asked by LInda
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On Rhonda's family farm, the workers picked 5/12 of the strawberries in the first week. These strawberries were put in 10
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2. asked by LInda
3. 502 views
On Rhonda's family farm, the workers picked 5/12 of the strawberries in the first week. These strawberries were put in 10
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2. asked by LInda
3. 604 views
How much heat flows from 20kg of 90 degrees water placed in contact with 20kg of 10 degrees water, producing a final temperature
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2. asked by jessica
3. 480 views
A 30kg child and 20kg child sit on the opposite ends of a seesaw pivoted at its centre. Where should another 20kg child sit in
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2. asked by Thandizo
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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
3. 835 views