A kinematic chain requires at least

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

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

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

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

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

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

For a kinematic chain to be considered as mechanism

A

two links should be fixed

B

one link should be fixed

C

none of the links should be fixed

D

there is no such criterion

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

A kinematic chain requires at least

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