Question 1

Which one of the following is lightest?

Accepted Answer

A) Sperm 
B) 1 British ton 
C) 1 Metric tonne 
D) 1 US long ton 
E) 1 US short ton 
A) Sperm 
B) 1 British ton 
C) 1 Metric tonne 
D) 1 US long ton 
E) 1 US short ton E

Question 2

The pitch point on a cam is

Accepted Answer

A) Any point on pitch curve 
B) The point on cam pitch circle having the maximum pressure angle 
C) Any point on pitch curve 
D) A point at a distance equal to pitch circle radius from the centre 
E) None of the above 
A) Any point on pitch curve 
B) The point on cam pitch circle having the maximum pressure angle 
C) Any point on pitch curve 
D) A point at a distance equal to pitch circle radius from the centre 
E) None of the above B

Question 3

Which one of the following is the inversion of slider crank mechanism

Accepted Answer

A) Reciprocating internal combustion engine 
B) Crank and slotted level mechanism 
C) Whitworth quick return mechanism 
D) (
A)  and (
B)  above 
E) (
A) , (
B)  and (
C)  above 
A) Reciprocating internal combustion engine 
B) Crank and slotted level mechanism 
C) Whitworth quick return mechanism 
D) (
A)  and (
B)  above 
E) (
A) , (
B)  and (
C)  above E

Question 4

A pantograph is a mechanism or a kinematic arrangement comprising

Accepted Answer

A) A lower pair 
B) Two lower pairs 
C) Three lower pairs 
D) 10 links 
E) None of the above 
A) A lower pair 
B) Two lower pairs 
C) Three lower pairs 
D) 10 links 
E) None of the above

Question 5

The radial depth of a ger tooth below the pitch circle is

Accepted Answer

A) Addendum + dedendum 
B) Addendum 
C) Addendum-clearance 
D) Dedendum-clearance 
E) Dedendum 
A) Addendum + dedendum 
B) Addendum 
C) Addendum-clearance 
D) Dedendum-clearance 
E) Dedendum

Question 6

Crowning is done on

Accepted Answer

A) Shafts 
B) Gears 
C) Pulleys 
D) Bearings 
E) Keys 
A) Shafts 
B) Gears 
C) Pulleys 
D) Bearings 
E) Keys

Question 7

A pantograph is a mechanism with

Accepted Answer

A) Rolling pairs 
B) Higher pairs 
C) Turning pairs 
D) Lower pairs 
E) Spherical pairs 
A) Rolling pairs 
B) Higher pairs 
C) Turning pairs 
D) Lower pairs 
E) Spherical pairs

Question 8

In the cam mechanism, a mushroom follower is

Accepted Answer

A) One with cylindrical roller held by a pin to the follower assembly 
B) One provided with a flat face with a perfect flat plane 
C) One identical to a knife edge follower with spherical end 
D) One which moves irregularly with uniform movement of cam 
E) One which moves in zig-zag path 
A) One with cylindrical roller held by a pin to the follower assembly 
B) One provided with a flat face with a perfect flat plane 
C) One identical to a knife edge follower with spherical end 
D) One which moves irregularly with uniform movement of cam 
E) One which moves in zig-zag path

Question 9

A nut and bolt form a

Accepted Answer

A) Helical pair 
B) Sliding pair 
C) Spherical pair 
D) Turning pair 
E) Rolling pair 
A) Helical pair 
B) Sliding pair 
C) Spherical pair 
D) Turning pair 
E) Rolling pair

Question 10

Sensitiveness of a governor is

Accepted Answer

A) The range of variation of engine speed 
B) The ratio of the maximum speed to minimum speed within the operating range 
C) The ratio of the difference between the maximum and mean speed to that of minimum to mean speed 
D) The ratio of the difference between the maximum and minimum equilibrium speed to the mean equilibrium speed 
E) None of the above 
A) The range of variation of engine speed 
B) The ratio of the maximum speed to minimum speed within the operating range 
C) The ratio of the difference between the maximum and mean speed to that of minimum to mean speed 
D) The ratio of the difference between the maximum and minimum equilibrium speed to the mean equilibrium speed 
E) None of the above

Question 11

The angle of a V-belt is

Accepted Answer

A) 60° 
B) 35° 
C) 45° 
D) 40° 
E) 30° 
A) 60° 
B) 35° 
C) 45° 
D) 40° 
E) 30°

Question 12

Isochronism in a governor is desirable when

Accepted Answer

A) One speed is desired under one load 
B) The engine operates at high speeds 
C) The engine operates at variable speeds 
D) One speed is desired to be kept for all loads 
E) The engine operatres at low speeds 
A) One speed is desired under one load 
B) The engine operates at high speeds 
C) The engine operates at variable speeds 
D) One speed is desired to be kept for all loads 
E) The engine operatres at low speeds

Question 13

In case of gears the tooth fillet is

Accepted Answer

A) Width of the gear tooth 
B) Radius that connects the root circle to the profile of the tooth 
C) Surface of the top of the tooth 
D) Curve forming face and flank 
E) Part of the tooth surface lying below the pitch surface 
A) Width of the gear tooth 
B) Radius that connects the root circle to the profile of the tooth 
C) Surface of the top of the tooth 
D) Curve forming face and flank 
E) Part of the tooth surface lying below the pitch surface

Question 14

Module for gear is expressed in terms of

Accepted Answer

A) Number of teeth per unit diameter (mm) 
B) Diameter (MM) per number of teeth 
C) Millimeters 
D) (mm)-1 
E) None of the above 
A) Number of teeth per unit diameter (mm) 
B) Diameter (MM) per number of teeth 
C) Millimeters 
D) (mm)-1 
E) None of the above

Question 15

A beater machine in a pulp mill is driven by a 50 H.P. motor using 6 vee belts of D section. If one of the belt breaks after a month

Accepted Answer

A) All the belts have to be replaced 
B) Broken belt may be replaced by the similar etc 
C) Broken belt and at least one adjacent belt should be replaced 
D) Broken belt and at least two adjacent belt should be replaced 
E) None of the above 
A) All the belts have to be replaced 
B) Broken belt may be replaced by the similar etc 
C) Broken belt and at least one adjacent belt should be replaced 
D) Broken belt and at least two adjacent belt should be replaced 
E) None of the above

Question 16

While evaluating the minimum number of teeth on a opinion the major consideration is

Accepted Answer

A) Operating speed 
B) To minimise clearance 
C) To avoid interference 
D) The shaft diameter on which pinion is to be mounted 
E) The minimum diameter of the pinion 
A) Operating speed 
B) To minimise clearance 
C) To avoid interference 
D) The shaft diameter on which pinion is to be mounted 
E) The minimum diameter of the pinion

Question 17

A kinematic chain becomes a mechanism when

Accepted Answer

A) Any one link is fixed 
B) There is no such criterion 
C) None of the links are fixed 
D) All link are fixed 
E) First link is fixed 
A) Any one link is fixed 
B) There is no such criterion 
C) None of the links are fixed 
D) All link are fixed 
E) First link is fixed

Question 18

A gear cutter suitable for cutting 42 to 54 teeth will provide correct form

Accepted Answer

A) For any gear having teeth anywhere between 42 to 54 
B) For only 42 teeth gear 
C) For only 54 teeth gear 
D) For only 48 teeth gear 
E) None of the above 
A) For any gear having teeth anywhere between 42 to 54 
B) For only 42 teeth gear 
C) For only 54 teeth gear 
D) For only 48 teeth gear 
E) None of the above

Question 19

Gears of watches are generally manufactured by

Accepted Answer

A) Stamping 
B) Machining on a gear shaper 
C) Power metallurgy process 
D) Die casting 
E) Machining on a hobber 
A) Stamping 
B) Machining on a gear shaper 
C) Power metallurgy process 
D) Die casting 
E) Machining on a hobber

Question 20

The effect of creep in case of cross belt drive is

Accepted Answer

A) to increase power transmission 
B) to increase the speed of driven pulley 
C) to reduce the speed of driven pulley 
D) None of the above 
E) None of the above 
A) to increase power transmission 
B) to increase the speed of driven pulley 
C) to reduce the speed of driven pulley 
D) None of the above 
E) None of the above

Which one of the following is lightest?

The pitch point on a cam is

Which one of the following is the inversion of slider crank mechanism

A pantograph is a mechanism or a kinematic arrangement comprising

The radial depth of a ger tooth below the pitch circle is

Crowning is done on

A pantograph is a mechanism with

In the cam mechanism, a mushroom follower is

A nut and bolt form a

Sensitiveness of a governor is

The angle of a V-belt is

Isochronism in a governor is desirable when

In case of gears the tooth fillet is

Module for gear is expressed in terms of

A beater machine in a pulp mill is driven by a 50 H.P. motor using 6 vee belts of D section. If one of the belt breaks after a month

While evaluating the minimum number of teeth on a opinion the major consideration is

A kinematic chain becomes a mechanism when

A gear cutter suitable for cutting 42 to 54 teeth will provide correct form

Gears of watches are generally manufactured by

The effect of creep in case of cross belt drive is

Mechanical Engineering Concepts

Mechanical Engineering Shafts, Belts, Gears, and Governors

Mechanical Engineering: Balancing, Cam Profiles, Dynamometers, Pulleys, Gears

Mechanical Engineering: Speed Ratios, Gears, Vibrations, Governors

Mechanical Engineering: V-Belts, Gears, Chains

Mechanical Engineering: Higher Pairs, Kinematic Chains, Vibrating Bodies

Mechanical Engineering: Cam Size, Transmission Losses, Kleins Construction

Mechanical Engineering Gears, Mechanisms, and Drives

Mechanical Engineering: Gears, Linkages

Filters

Exam 6: Mechanisms and Kinematics: Gears, Belts, and Linkages

Which one of the following is lightest?

The pitch point on a cam is

Which one of the following is the inversion of slider crank mechanism

A pantograph is a mechanism or a kinematic arrangement comprising

The radial depth of a ger tooth below the pitch circle is

Crowning is done on

A pantograph is a mechanism with

In the cam mechanism, a mushroom follower is

A nut and bolt form a

Sensitiveness of a governor is

The angle of a V-belt is

Isochronism in a governor is desirable when

In case of gears the tooth fillet is

Module for gear is expressed in terms of

A beater machine in a pulp mill is driven by a 50 H.P. motor using 6 vee belts of D section. If one of the belt breaks after a month

While evaluating the minimum number of teeth on a opinion the major consideration is

A kinematic chain becomes a mechanism when

A gear cutter suitable for cutting 42 to 54 teeth will provide correct form

Gears of watches are generally manufactured by

The effect of creep in case of cross belt drive is

Mechanical Engineering Concepts

Mechanical Engineering Shafts, Belts, Gears, and Governors

Mechanical Engineering: Balancing, Cam Profiles, Dynamometers, Pulleys, Gears

Mechanical Engineering: Speed Ratios, Gears, Vibrations, Governors

Mechanical Engineering: V-Belts, Gears, Chains

Mechanical Engineering: Higher Pairs, Kinematic Chains, Vibrating Bodies

Mechanical Engineering: Cam Size, Transmission Losses, Kleins Construction

Mechanical Engineering Gears, Mechanisms, and Drives

Mechanical Engineering: Gears, Linkages

Filters