A weight can be hung in any of the following four ways by string of same type. In which case is the string most likely to break?
$A$
$B$
$C$
$D$
Write Aristotle’s law regarding motion.
Calculate $T_1$ and $T_2$
Two masses $m$ and $M$ are attached to the strings as shown in the figure. If the system is in equilibrium, then
Two persons are holding a rope of negligible weight tightly at its ends so that it is horizontal. A $15\, kg$ weight is attached to the rope at the mid-point, which now no longer remains horizontal. The minimum tension required to completely straighten the rope is