Question

A block of mass $M$ placed on a frictionless horizontal table is pulled by another block of mass $m$ hanging vertically by a massless string passing over a frictionless pulley. The tension in the string is :

• A. $\frac{m}{M+m}g$
• B. $\frac{M}{M+m}g$
• C. $\frac{Mm}{M+m}g$
• D. None of these

Answer 1

The correct option is C $\frac{Mm}{M+m}g$