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pressure772
05.09.2020 •
Physics
Suppose A=BnCm, where A has dimensions LT, B has dimensions L2T-1, and C has dimensions LT2. Then the exponents n and m have the values?A. 2; 3B. 2/3; 1/3C. 4/5; -1/5D. 1/2; 1/2E. 1/5; 3/5
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Ответ:
The values of the exponents n and m are
and
respectively.
The given parameters;
The values of the given exponents "n" and "m" are calculated as follows;
from equation(2);
substitute the value of n into equation (1);
Thus, the values of the exponents n and m are
and
respectively.
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Ответ:
Explanation:
The expression is :
A =[LT], B=[L²T⁻¹], C=[LT²]
Using dimensional of A, B and C in above formula. So,
Comparing the powers both sides,
2n+m=1 ...(1)
2m-n=1 ...(2)
Now, solving equation (1) and (2) we get :
Hence, the correct option is (E).
Ответ:
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Explanation:
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