WorksheetsDoM Quiz 02
Total questions: 10
Worksheet time: 10mins
The slow movement of the axis of a spinning body around another axis due to a torque (such as gravitational influence) acting to change the direction of the first axis is (a)
Vectors have
Directions
Magnitude
Line of Action
Support
Select the correct pair/s
Thumb = Spin
Index Finger = Presession
Middle Finger = Gyroscopic Couple
Left Hand = Active Gyroscopic Couple
Which of these is used for determining the sense of moment/torque/couple ?
Left Hand Thumb Rule
Clockwise Thumb Rule
Anti-Clockwise Thumb Rule
Right Hand Thumb Rule
A vector coming out of the plane is denoted by
A vector going in the plane is denoted by
Consider the following:
Viewed from: Stern
Propeller rotates: Clockwise
Steer towards: Left
Bow goes: ____?
Down
Up
Port Side
Starboard Side
Consider the following:
Viewed from: Stern
Propeller rotates: Clockwise
Ship: Rolls
Effect of Gyroscopic Couple: ___?
No Effect
Bow goes up & down.
Ship goes Port Side
Ship goes Starboard Side
Which of these Angular Velocities are considered while solving a problem of ship that is pitching?
Angular Velocity of Motor
Angular Velocity of Pitching
Angular Velocity of Precession
Angular Velocity of Gyration
Effect of Gyroscopic Couple is seen in
Naval Ships
Airplanes
Four Wheelers
Two Wheelers
