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1.
2.
In a pair of scissors, identify the fulcrum, effort and load
3.
A hammer is being used as a lever to pull a nail out of piece of wood which of the following statement is false?
4.
What are the different simple machines used in the fishing rod?
5.
The head of an axe is wide at one end and pointed at the other end to help in cutting of wood. Here the head of the axe is an example of
6.
What is an effort in lever action?
7.
A ship is heavier than an iron nail, but floats on the water surface, while nail sinks, because
8.
Fulcrum is a
9.
While loading of boxes on trucks ramp is used. The surface of the ramp is made smoother because, there would be less
10.
Regarding lever, select the correct statement from the given below
(i) In beam balance, fulcrum is in the middle
(ii) A nutcracker is an example of third class lever
(iii) In tongs the, the fulcrum and the load are at two ends
(iv) Sea-saw is an example of first class lever
(i) In beam balance, fulcrum is in the middle
(ii) A nutcracker is an example of third class lever
(iii) In tongs the, the fulcrum and the load are at two ends
(iv) Sea-saw is an example of first class lever