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1. |
A force produces an acceleration of \[5.0\,\,cm\,\,{{s}^{-2}}\] when it acts on a body of mass\[20\,\,g\]. Find the force acting on the body. |
A. | \[1\times {{10}^{-3}}N\] |
B. | \[2\times {{10}^{-3}}N\] |
C. | \[4\times {{10}^{-3}}N\] |
D. | \[5\times {{10}^{-3}}N\] |
Answer» B. \[2\times {{10}^{-3}}N\] | |