JOIN ADRE 2.0 Telegram Group

Theory of Machines Quiz | Theory of Machines MCQs with Answers

Questions
101 Angle of ascent of cam is defined as the angle
A during which the follower returns to its initial position
B of rotation of the cam for a definite displacement of the follower
C through which the cam rotates during the period in which the follower remains in highest position
D moved by the cam from the instant the follower begins to rise, till it reaches its highest position

Answer: moved by the cam from the instant the follower begins to rise, till it reaches its highest position
102 Angle of dwell of cam is defined as the angle
A during which the follower returns to its initial position
B of rotation of the cam for definite dis¬placement of the follower
C through which the cam rotates during the period in which the follower remains in the highest position
D moved by the cam from the instant the follower begins to rise, till it reaches its highest position

Answer: through which the cam rotates during the period in which the follower remains in the highest position
Advertisement
Article and Schedule Quiz Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

103 Angle of action of cam is defined as the angle
A during which the follower returns to its initial position
B of rotation of the cam for a definite displacement of the follower
C through which the cam rotates during the period in which the follower remains in the highest position
D moved by the cam from beginning of ascent to the termination of descent.

Answer: moved by the cam from beginning of ascent to the termination of descent.
104 Angle of descent of cam is defined as the angle
A during which the follower returns to its initial position
B of rotation of the cam for a definite displacement of the follower
C through which the cam rotates during the period in which the follower remains in the highest position
D moved by the cam from beginning of ascent to the termination of descent.

Answer: during which the follower returns to its initial position
105 Cam angle is defined as the angle
A during which the follower returns to its initial position
B of rotation of the cam for a definite displacement of the follower
C moved by the cam from the instant the follower begins to rise, till it reaches its highest position
D moved by the can from beginning of i ascent to the termination of descent.

Answer: of rotation of the cam for a definite displacement of the follower
106 For the same lift and same angle of ascent, a smaller base circle will give
A a small value of pressure angle
B a large value of pressure angle
C there is no such relation with pressure angle
D something else

Answer: a large value of pressure angle
107 The maximum value of the pressure angle in case of cam is kept as
A 10°
B 14°
C 20°
D 30°

Answer: Idling
108 Cylindrical cams can be classified as
A circular
B tangent
C reciprocating
D none of the above.

Answer: none of the above.
109 Cam size depends upon
A base circle
B pitch circle
C prime circle
D outer circle

Answer: base circle
110 The pressure angle of a cam depends upon
A offset between centre lines of cam and follower
B lift of follower
C angle of ascent
D all of the above

Answer: all of the above
111 A circle passing through the pitch point with its center at the center of cam axis is known as
A pitch circle
B base circle
C prime circle
D outer circle

Answer: prime circle
112 Klein’s construction is useful to determine
A velocity of various parts
B acceleration of various parts
C displacement of various parts
D angular acceleration of various parts

Answer: acceleration of various parts
113 Klein’s construction can be used when
A crank has a uniform angular velocity
B crank has non-uniform velocity
C crank has uniform angular acceleration
D crank has uniform angular velocity and angular acceleration

Answer: crank has a uniform angular velocity
114 The sense of Corioli’s component is such that it
A leads the sliding velocity vector by 90°
B lags the sliding velocity vector by 90°
C is along the sliding velocity vector
D leads the sliding velocity vector by 180°

Answer: leads the sliding velocity vector by 90°
115 Corioli’s component acts
A perpendicular to sliding surfaces
B along sliding surfaces
C somewhere in between above two
D unpredictable

Answer: perpendicular to sliding surfaces
116 The number of centers in a crank driven slider crank mechanism are
A 0
B 2
C 4
D 6

Answer: 2
117 Klein’s construction can be used to determine acceleration of various parts when the crank is at
A inner dead centre
B outer dead centre
C right angles to the link of the stroke
D all of the above

Answer: all of the above
118 Corioli’s component is encountered in
A quick return mechanism of shaper
B four bar chain mechanism
C slider crank mechanism
D all of the above

Answer: quick return mechanism of shaper
119 The magnitude of tangential acceleration is equal to
A velocity2 x crank radius
B velocityvcrankradius
C (velocity/crankradius)
D velocity x crank radius2

Answer: velocityvcrankradius
120 In a shaper mechanism, the Corioli’s component of acceleration will
A not exist
B exist
C depend on position of crank
D unpredictable

Answer: exist

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!
Advertisement
Assam Direct Recruitment Test Series