Related Questions

The total number of instantaneous centers for a mechanism consisting of n links are
A $$\frac{{\text{n}}}{2}$$
B n
C n - 1
D $$\frac{{{\text{n}}\left( {{\text{n}} - 1} \right)}}{2}$$
In a mechanism, the fixed instantaneous centers are those centers which
A Remain in the same place for all configurations of the mechanism
B Vary with the configuration of the mechanism
C Moves as the mechanism moves, but joints are of permanent nature
D None of the above
The number of links and instantaneous centers in a reciprocating engine mechanism are
A 4,4
B 4,5
C 5,4
D 4,6
According to Kennedy's theorem, if three bodies move relatively to each other, their instantaneous centers will lie on a
A Straight line
B Parabolic curve
C Triangle
D Rectangle
The instantaneous centers which vary with the configuration of mechanism are called
A Permanent instantaneous centers
B Fixed instantaneous centers
C Neither fixed nor permanent instantaneous centers
D None of the above
What is the number of instantaneous centers for an eight link mechanism?
A 15
B 28
C 30
D 8
According to Kennedy's theorem, if three bodies have plane motions, their instantaneous centers lie on
A A triangle
B A point
C Two lines
D A straight line
When two links are connected by a pin joint, their instantaneous center lies
A On their point of contact
B At the center of curvature
C At the center of circle
D At the pin joint
If the opposite links of a four bar linkage are equal, the links will always form a
A Triangle
B Rectangle
C Parallelogram
D Pentagon
A machine P can print out one lakh books in 8 hours. Machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 A.M.While machine P is stopped at 11 A.M. and remaining two machines completed the work. Approximately at what at what time will the work time (to print one lakh books) be finished?
A 11.30 Am
B 12 Noon
C 12.30 Pm
D 11.35 am

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