Question 1

Which is incorrect statement, if any

Accepted Answer

A) The force of friction is independent of the velocity of sliding 
B) The force of friction is independent of the extent of the surfaces in contact 
C) The force of friction is directly proportional to the pressure between the surfaces in contact 
D) The laws of friction are true when the intensity of the pressure between the surfaces is small 
E) None of the above 
A) The force of friction is independent of the velocity of sliding 
B) The force of friction is independent of the extent of the surfaces in contact 
C) The force of friction is directly proportional to the pressure between the surfaces in contact 
D) The laws of friction are true when the intensity of the pressure between the surfaces is small 
E) None of the above

Question 2

In case of locomotives, the swaying couple is resisted by

Accepted Answer

A) Dead weight of the engine 
B) Fish plates of the tails 
C) Inside section of the rails 
D) Side pressure between the flanges of the wheels 
E) (
C)  and (
D)  together 
A) Dead weight of the engine 
B) Fish plates of the tails 
C) Inside section of the rails 
D) Side pressure between the flanges of the wheels 
E) (
C)  and (
D)  together

Question 3

The sense of tangential acceleration of a link

Accepted Answer

A) Is the same as that of velocity 
B) Is opposite to the velocity 
C) Could be either the same or opposite to velocity 
D) Is always in a plane perpendicular to the plane of motion 
E) None of the above 
A) Is the same as that of velocity 
B) Is opposite to the velocity 
C) Could be either the same or opposite to velocity 
D) Is always in a plane perpendicular to the plane of motion 
E) None of the above

Question 4

In a slider-crank mechanism

Accepted Answer

A) there are 4 turning pairs 
B) one is a turning pair and 3 sliding pairs 
C) two turning pairs and two sliding pairs 
D) None of the above 
E) Slider-crank mechanism 
A) there are 4 turning pairs 
B) one is a turning pair and 3 sliding pairs 
C) two turning pairs and two sliding pairs 
D) None of the above 
E) Slider-crank mechanism

Which is incorrect statement, if any

In case of locomotives, the swaying couple is resisted by

The sense of tangential acceleration of a link

In a slider-crank mechanism

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 is incorrect statement, if any

In case of locomotives, the swaying couple is resisted by

The sense of tangential acceleration of a link

In a slider-crank mechanism

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