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SSC JE ME 2017- Theory of Machines Rankers Quiz 6

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Question 1

The principle of direct and reverse cranks is readily applicable to __________.

Question 2

A rotating mass having moment of inertia of 30 kg-m2 rotates at 800 rpm and is travelling in a curve of 170 meter radius at a speed of 240 km/hr. It will experience a gyroscopic reaction of ____________.

Question 3

The gear train usually employed in clocks is a ___________.

Question 4

The following is the inversion of slider crank mechanism
A) Whitworth quick return mechanism
B) Hand pump
C) Oscillating cylinder engine

Question 5

A body is vibrating at 10 vibrations/second in Simple Harmonic Motion of 10 cm amplitude. The maximum velocity in cm/sec can be _________.

Question 6

A mass of 1 kg is attached to the end of a spring with stiffness 0.7 N/mm. The critical damping coefficient of this system is __________.

Question 7

For a given fractional change of speed If the displacement of the sleeve is high, then the governor is said to be____.

Question 8

Swaying couple results due to:-

Question 9

In order to balance the reciprocating masses _________.

Question 10

Quick return mechanism is an inversion of __________.
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Jul 1ESE & GATE ME