The mechanical advantage of a lifting machine is the ratio of

Related MCQs

• The maximum mechanical advantage of a lifting machine is
• A lifting machine lifts a load of 1000N through a distance of 0.2 m by means of an effort of 200N through a distance of 1m. This machine is an ideal one.
• If the efficiency of a lifting machine is kept constant, its velocity ratio is
• The efficiency of a lifting machine is the ratio of
• The maximum efficiency of a lifting machine is
• In actual machines, mechanical advantage is
• In ideal machines, mechanical advantage is
• The terms 'leverage' and 'mechanical advantage' of a compound lever have got the same meaning.
• A screw jack used for lifting the loads is
• A non-reversible machine is also called a self-locking machine