Related Questions

When one of the links of a kinematic chain is fixed, the chain is known as a
A structure
B mechanism
C inversion
D machine
A kinematic chain is known as a mechanism when
A none of the links is fixed
B one of the links is fixed
C two of the links are fixed
D all of the links are fixed
In a mechanism, usually one link is fixed. If the fixed link is changed in a kinematic chain, then relative motion of other links
A will remain same
B will change
C will not occur
D none of the mentioned
Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is
A Nylon-66
B Teflon
C Polyester
D Bakelite
In a kinematic chain, a quaternary joint is equivalent to
A one binary joint
B two binary joints
C three binary joints
D four binary joints
The method of obtaining different mechanisms by fixing in turn different links in a kinematic chain, is known as
A structure
B machine
C inversion
D compound mechanism
A kinematic chain requires at least
A 2 links and 3 turning pairs
B 3 links and 4 turning pairs
C 4 links and 4 turning pairs
D 5 links and 4 turning pairs
The relation between number of links ($$l$$) and number of joints (j) in a kinematic chain is
A $$l = \frac{1}{2}\left( {{\text{j}} + 2} \right)$$
B $$l = \frac{2}{3}\left( {{\text{j}} + 2} \right)$$
C $$l = \frac{3}{4}\left( {{\text{j}} + 3} \right)$$
D $$l = {\text{j}} + 4$$
The relation between number of pairs (p) forming a kinematic chain and the number of links ($$l$$) is
A $$l$$ = 2p - 2
B $$l$$ = 2p - 3
C $$l$$ = 2p - 4
D $$l$$ = 2p - 5
Oldham’s coupling is an inversion of the kinematic chain used in
A Whitworth quick return mechanism
B Elliptical trammels
C Rotary engine
D Universal joint

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