2.
The drilling machine was primarily designed to originate a _____
3.
Leverage is the ratio of load arm to effort arm.
4.
The bottom of a light bulb is what type of simple machine?
5.
How does a ramp make work easier?
6.
How many classes of levers are there?
7.
In drilling operation, work should be held by hand.
8.
A mechanism where there are no restrictions on the relative motion between the particles, the mechanism is called
9.
A rope, a wheel with a groove in it and a weight make up this simple machine. You can pull down on the rope to lift the weight.
10.
What is used to make holes in hard objects
11.
For drilling operation, the drill rotates with_____ pressure if job is held on earth
12.
Which of the following operations can’t be performed on a drilling machine?
13.
Which of the following method is not used for holding tool?
14.
Which of the following device is not used for holding the work in a drilling machine?
15.
Fulcrum can be located at one end of the lever.
16.
We can’t perform grinding operation in a drilling machine.
17.
What simple machine combines with itself to make a wedge?
18.
If the link next to the shortest link is fixed, what type of mechanism is obtained?
19.
Planar mechanisms are ___________ dimensional whereas spatial mechanisms are ___________ dimensional.
20.
Mechanical advantage is the ratio of effort to load.
