Advertisements
Advertisements
Question
Give one example of a class I lever in a case where the mechanical advantage is less than 1?
Advertisements
Solution
less than 1: The load arm of a pair of scissors.
APPEARS IN
RELATED QUESTIONS
Give one example of a class I lever where the mechanical advantage is more than 1.
Name the class to which the following levers belong:
a pair of pliers
The diagram given below shows the three kinds of levers. Name the class of lever and give one example of the class.
A lever of length 100 cm has the effort of 15 kgf at a distance of 40 cm from the fulcrum at one end. What load can be applied at its other end?
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.
Answer the following.
Name the simplest of all types of machines.
Answer the following.
State the principle of levers.
Tick the most appropriate answer.
A pair of scissors is an example of a/an
Answer the following in a word or two or in a sentence.
Give one example of a machine used to multiply speed.
second-order lever ______.
