InterviewSolution
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55. In the following figure, the object of mass m is heldat rest by a horizontal force as shown. The forceexerted by the string on the block isFixedstringobject(2) mg(3) F+ mgF +mg |
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Answer» Let the force in the string be T so, according to the figure Tx = F. ; and Ty = mg and resultant of T = √Tx²+Ty² = √{F²+m²g²} = option 4. |
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