The dimension formula of resultant when two quantities of dimensions [MLT−1] are added together, is
A
[M0L0T0]
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B
[MLT−1]
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C
2[MLT−1]
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D
None of these
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Solution
The correct option is B[MLT−1] Only same dimensional quantity can be added or subtracted and the result will also have same dimensions So, when two quantities of dimensions [MLT−1] are added the resultant will have dimensions of [MLT−1].