Advertisements
Advertisements
Question
Name the machine to which the following belong:
Lemon crusher
Advertisements
Solution
Lemon crusher: A lever (lever of class II)
APPEARS IN
RELATED QUESTIONS
Describe three orders of levers giving an example of each. Draw neat diagrams showing the positions of fulcrum, load, and effort in each kind of lever.
Which class of lever has the mechanical advantage always less than 1? Give an example.
Give one example of a class I lever where the mechanical advantage is more than 1.
Name the class to which the following lever belong:
a pair of sugar tongs
Name the class to which the following levers belong:
a pair of pliers
State three differences between the three classes of levers.
In a lever, the fulcrum is at one end at a distance of 30 cm from the load and effort is at the other end at a distance of 90 cm from the load. Find :
(a) the length of load arm,
(b) the length of effort arm, and
(c) the mechanical advantage of the lever.
Tick the most appropriate answer.
Which of the following is a Class II lever?
Which type of lever has a mechanical advantage always more than one? Give one example. What change can be made in this lever to increase its mechanical advantage?
A ______ lever will always have M.A. > 1.
