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Physics, 22.06.2019 14:50
Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two
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Physics, 23.06.2019 00:30
Asmall electric heater, immersed in 80g of water in a calorimeter of 40j/k raises the temperature from 10.5 degree celsius to 25 degree celsius in 12 minutes. using the same apparatus with 50g of oil instead of water, it is found that the temperature of oil rises from 7 degree celsius to 27 degree celsius in 10 minutes. find specific heat capacity of the oil.
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Physics, 23.06.2019 01:00
Suppose that two objects attract each other with a gravitational force of 16 units. if the distance between the two objects is double, what is the new force of attraction between the two objects?
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Physics, 23.06.2019 01:00
The smallest particle of an element that retains its identity in a chemical reaction. true or false
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