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WorksheetsGear Ratios
Total questions: 20
Worksheet time: 5hrs 0mins
Name
Class
Date
1.
When speed increases, what happens to the value of torque?
a)
increases
b)
decreases
c)
stays constant
2.
When speed decreases, what happens to the value of torque?
a)
increases
b)
decreases
c)
stays constant
3.
When speed is constant, what happens to the value of torque?
a)
increases
b)
decreases
c)
stays constant
4.
A gear ratio is defined as which of the following?
a)
Teeth of gear : teeth of gear
b)
gear shape : gear shape
c)
Speed : torque
5.
What is the function of the smaller gear?
a)
Makes the output gear turn slower
b)
Makes the output gear turn faster
c)
Makes the larger gears turn in opposite directions.
d)
Makes the larger gears turn in the same direction.
6.
What is a Ratio?
a)
It's a comparison of two things
b)
Multiplying two fractions
c)
A number over another number
d)
Two decimals that can be multiplied
7.
20 out of 45 students attended the concert; 12 out of 25 students attend the concert
a)
yes, equivalent
b)
no
8.
20 out of 45 students attended the concert; 12 out of 25 students attend the concert
a)
yes, equivalent
b)
no
9.
15 minutes to drive 21 miles; 25 minutes to drive 35 miles
a)
yes, equivalent
b)
no
10.
18 vocab words learned in 2 hours; 27 vocab words learned in 3 hours
a)
yes, equivalent
b)
no, not equivalent
11.
Express the ratio as a fraction in simplest form:
18 ounces to 3 cups
18 ounces to 3 cups
a)
6 to 1
b)
1/6
c)
18/3
d)
3/18
12.
Simplify the ratio of
35 : 14
35 : 14
a)
5 : 2
b)
2 : 5
c)
3 : 1
d)
35: 14
13.
88 students for 4 classes
How many students per class?
How many students per class?
a)
22 students per class
b)
22 classes per student
c)
25 students per class
d)
25 classes per student
14.
What is the ratio of red apples to green apples
a)
7 apples to 3 green
b)
4 red apples to 7 apples
c)
4 red apples to 3 green apples
d)
3 green apples to 4 red apples
15.
One function of the gearbox in a motor vehicle is to
a)
allow the clutch to disengage
b)
vary engine speed and torque
c)
multiply the engine torque
d)
provide a means of emergency braking
16.
Ella has 5 balloons. Taylor has 7 balloons. Write the ratio of Ella's balloons to Taylor's balloons.
a)
7:5
b)
5:7
c)
3:5
d)
5:3
17.
Which statement best describes what a ratio is.
a)
A number
b)
A comparison of two quantities using division.
c)
A comparison
d)
A comparison of many things.
18.
When a input gear is larger than a output gear you have.....
a)
Increased Speed
b)
Increased Torque
19.
A clutch driven plate is splined to the gearbox:
a)
layshaft
b)
transfer shaft
c)
output shaft
d)
input shaft
20.
A clutch is necessary to move a vehicle from a stand still because the engine develops:
a)
low power at low speeds
b)
low power at high speeds
c)
high power at high speeds
d)
high power at low speeds
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