______ is a rod which moves freely about a fixed point fulcrum.
Lever
Pulley
Screw
Wedge
The point about which the lever turns is
load
resistance
effort
fulcrum
Lemon squeezer is an example of
Complicated machine
complex machine
simple machine
none of these
A pair of pliers is an example of
class I lever
class II lever
Class III lever
A physical balance is an example of
inclined plane
wedge
lever
Find the odd one
Timber being loaded on lorries
Cycle can be placed on the veranda
Draw water from a well
Climb to the top floors of multi- storied buildings.
Nut cutter
Scissors
Wheel barrow
Who formulated the principle of levers ?
Albert Einstein
Archimedes
Robert Boyle
Issac Newton
The resistive force that is overcome by the effort is
pivot
Work can be made easier by adjusting the position of
