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Jouer Froggy Jumps
Imprimer Froggy Jumps
Quiz Lesson 25 M9
Author :
EDUARDO GALINDO
1.
How can we obtain more speed in a gear system?
A
Connecting a small gear to the engine and this to a larger gear.
B
Connecting a large gear to the engine and this to a smaller gear.
C
Using gears of the same size.
2.
How can we obtain more force or torque in a gear ratio?
A
Connecting a small gear to the motor and this to a larger gear.
B
Connecting a large gear to the motor and this to a smaller gear.
C
Using gears of the same size.
3.
When two gears are interconnected _________________.
A
they can have trouble to rotate
B
they rotate in the same direction
C
they rotate in opposite directions