WorksheetsJ&F-2020-2
Total questions: 7
Worksheet time: 4mins
Name
Class
Date
1.
A wokpiece in space has __________ degrees of freedom
a)
10
b)
8
c)
7
d)
12
2.
The term DOF stands for
a)
Dean of the faculty
b)
Director of finance
c)
Directorate of food
d)
Degree of freedom
3.
A object in space has ____________ translational DOF and ________________________ rotational DOF.
a)
6,8
b)
8,6
c)
6,6
d)
3,6
4.
A workpiece can be positively arrested by means of six pins so positioned that they collectively restrict the workpiece in ___________ of its degrees of freedom.
a)
8
b)
6
c)
7
d)
9
5.
In 3-2-1 principal, _____________ number of pins are used.
a)
3
b)
2
c)
6
d)
9
6.
Which of the following shape is considered as best location shape
a)
sphere
b)
conical
c)
cylinder
d)
cuboid
7.
Cylinder restricts ____________ out of 12 DOF.
a)
6
b)
5
c)
9
d)
10
100 %
