1000+ Mechanisms and Machines Questions and Answers Pdf - 2

Question: 6

The type of pair formed by two elements which are so connected that one is constrained to turn or revolve about a fixed axis of another element is known as

(A) lower pair

(B) spherical pair

(C) sliding pair

(D) turning pair

Question: 7

Rectilinear motion of piston is converted into rotary by

(A) four bar chain mechanism

(B) gudgeon pin

(C) slider crank

(D) cross head

Question: 8

Flexible coupling is used because

(A) it prevents shock transmission and eliminates stress reversals

(B) it transmits shocks gradually

(C) it is easy to engage and disengage

(D) it is easy to disassemble

Question: 9

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

Question: 10

The following dynamometer is widely used for absorption of wide range of powers at wide range of speeds

(A) torsion

(B) electric generator

(C) belt transmission

(D) hydraulic