In a new set of units, unit of mass is 10 kg, unit of length is 1 km and unit of time is 1 minute. The value of 1 joule in this new hypothetical system is
A
3.6×10−4 new units
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B
6×107 new units
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C
1011 new units
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D
1.67×104 new units
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Solution
The correct option is A3.6×10−4 new units Units of Joule are ML2T−2=kgm2s−2