Related Questions

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
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
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
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 $$\frac{{{\text{n}}\left( {{\text{n}} - 1} \right)}}{2}$$
What is the number of instantaneous centers for an eight link mechanism?
A 15
B 28
C 30
D 8
Total no of instantaneous centers of a machine having ‘n’ links, is
A $$\frac{{\text{n}}}{2}$$
B n
C (n - 1)
D $$\frac{{{\text{n}}\left( {{\text{n}} - 1} \right)}}{2}$$
Newton's law of Collision of elastic bodies states that when two moving bodies collide each other, their velocity of separation
A Is directly proportional to their velocity of approach
B Is inversely proportional to their velocity of approach
C Bears a constant ratio to their velocity of approach
D Is equal to the sum of their velocities of approach
h,J,K,L,M,N and O are the only legislators eligible to vote on Bills 1,2 and 3, each of which will be passed if at least four legislators eligible vote in favor of it. each legislator must vote on all three bills; on abstentions are possible. The following is known : *H must vote against all three bills; each of the other legislators must vote in favor of at least one bill and against at lest one bill. *j must vote against Bills 1. *O Must vote against Bills 2 and 3. * L must the same way that K dose on all three bills.*N must vote the same way that O dose on all three bills. If M votes the same way that O dose on all three bills, which of the following can be determined ?
A Bill I will be passed
B Bill I will be defeated
C Bill 2 will be passed
D Bill 2 will be defeated
When they had a meeting seven company executives __ T, U, V, W, X, Y and Z ___ sit at a rectangular table .Three executives sit along one side of the table , and three sit along the other side, each directly opposite one of the other three. The seventh sits at the head of the table . There is no seat at the foot of the table . Ualways sits in one of te two seats farthest from the head of the table. Y and V always sit next to each other .V never sits next to Z . If Z does not sit at the head of the table, W sits there. If W sits directly opposite T, X must sit next to which of the following excutives?
A T
B U
C V
D Z

Next steps