Mechanical Engineering - Theory of machines

1.
The maximum or minimum value of the swaying couple is
± c.m2.r
± a(1 - c)m2.r
± (1 - c)m2.r
± 2a(1 - c)m2.r
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
For an involute gear, the ratio of base circle radius and pitch circle radius is equal to
sin φ
cos φ
sec φ
cosec φ
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
A chain consisting of four links and four joints is called a kinematic chain.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
Which of the following is an open pair?
Ball and socket joint
Journal bearing
Lead screw and nut
Cam and follower
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
The frictional torque transmitted in a flat pivot bearing with assumption of uniform pressure is __________ as compared to uniform wear.
less
more
same
Answer: Option
Explanation:
No answer description is available. Let's discuss.