Cycling and Swimming Biomechanics: Master Propulsion Techniques and Energy Efficiency

Question 1

The primary force responsible for propelling a cyclist forward is:

Accepted Answer

Muscle force

Answer

Gravity

Answer

Friction

Answer

Aerodynamic drag

Question 2

The primary determinant of energy expenditure while swimming is:

Accepted Answer

Water resistance

Answer

Stroke rate

Answer

Stroke length

Answer

Body composition

Question 3

The main function of the gluteus maximus muscle during cycling is:

Accepted Answer

Hip extension

Answer

Knee flexion

Answer

Ankle dorsiflexion

Answer

Trunk rotation

Question 4

Which of the following is not a factor that influences the efficiency of the front crawl stroke in swimming?

Accepted Answer

Body weight

Answer

Hand position

Answer

Body position

Answer

Leg timing

Question 5

The primary function of the buoyancy force in swimming is to:

Accepted Answer

Keep the swimmer afloat

Answer

Provide propulsion

Answer

Reduce water resistance

Answer

Facilitate breathing

Question 6

The primary factor that limits speed in swimming is the:

Accepted Answer

Drag coefficient

Answer

Water density

Answer

Body mass

Answer

Stroke rate

Question 7

During the push phase of a cycling stroke, which muscle group is primarily responsible for providing propulsive force?

Accepted Answer

Quadriceps

Answer

Hamstrings

Answer

Calves

Answer

Glutes

Question 8

In swimming, which factor has the most significant effect on reducing speed and efficiency?

Accepted Answer

Drag

Answer

Buoyancy

Answer

Viscosity

Answer

Surface tension

Question 9

Which of the following is NOT a key factor influencing energy expenditure in cycling?

Accepted Answer

Cyclist's height

Answer

Terrain incline

Answer

Wind speed

Answer

Bicycle type

Question 10

Which type of swimsuit material is specifically engineered to minimize drag and enhance swimming speed?

Accepted Answer

Spandex

Answer

Cotton

Answer

Nylon

Answer

Polyester

Question 11

During the cycling stroke, which muscle group is responsible for extending the knee joint?

Accepted Answer

Quadriceps

Answer

Hamstrings

Answer

Calves

Answer

Glutes

Question 12

In swimming training, what is the primary purpose of using a kickboard?

Accepted Answer

Isolating the arm stroke

Answer

Strengthening leg muscles

Answer

Developing upper body strength

Answer

Improving body position

Question 13

Which of the following is NOT a key factor influencing cycling propulsion?

Accepted Answer

Upper body strength

Answer

Leg power

Answer

Cadence

Answer

Body weight

Question 14

In swimming, the primary propulsive force is generated by:

Accepted Answer

Arm strokes

Answer

Leg kicks

Answer

Body undulations

Answer

Glide phase

Question 15

Which swimming stroke provides the greatest energy efficiency?

Accepted Answer

Freestyle

Answer

Breaststroke

Answer

Backstroke

Answer

Butterfly

Question 16

The phenomenon of water resistance in swimming is primarily due to:

Accepted Answer

Viscosity

Answer

Friction

Answer

Buoyancy

Answer

Inertia

Question 17

The primary biomechanical challenge in cycling up an incline is:

Accepted Answer

Overcoming gravity

Answer

Generating sufficient leg power

Answer

Maintaining cadence

Answer

Regulating breathing

Question 18

In terms of energy expenditure, which of the following swimming strokes is the most demanding?

Accepted Answer

Butterfly

Answer

Freestyle

Answer

Breaststroke

Answer

Backstroke

Question 19

The use of a wetsuit in swimming primarily:

Accepted Answer

Improves body temperature regulation

Answer

Reduces water resistance

Answer

Provides buoyancy

Answer

Increases muscle efficiency

Question 20

Which of the following techniques is commonly used to minimize frontal drag in cycling?

Accepted Answer

Adopting a streamlined body position

Answer

Increasing cadence

Answer

Using a higher gear ratio

Answer

Using flat pedals

Question 21

Which of the following is the key mechanical principle underlying cycling propulsion?

Accepted Answer

Torque generated by the legs

Answer

Drag created by the body

Answer

Lift generated by the handlebars

Answer

Buoyancy provided by the seat

Question 22

How does water resistance impact swimming performance?

Accepted Answer

Increases propulsive effort and energy expenditure

Answer

Decreases drag and improves speed

Answer

Provides buoyancy and reduces resistance

Answer

Has no significant effect on performance

Question 23

Which energy system is predominantly used during short-distance cycling sprints?

Accepted Answer

Phosphocreatine system

Answer

Glycogen system

Answer

Aerobic system

Question 24

How does a swimmer's body shape affect propulsion?

Accepted Answer

Reduces drag and increases efficiency

Answer

Increases drag and slows speed

Answer

Provides lift and buoyancy

Answer

Has no impact on propulsion

Question 25

Which technique is used to optimize cycling pedaling efficiency?

Accepted Answer

High cadence at low resistance

Answer

Fast pedaling with no resistance

Answer

Low cadence at high resistance

Question 26

How does stroke rate influence propulsion in swimming?

Accepted Answer

Higher stroke rates generate greater thrust

Answer

Lower stroke rates reduce energy expenditure

Answer

Faster stroke rates increase drag

Answer

Stroke rate has no impact on propulsion

Question 27

Which of the following influences the drag coefficient of a cyclist?

Accepted Answer

Body position and posture

Answer

Only the wind direction

Answer

Only the weight of the bicycle

Answer

Only the speed of the cyclist

Question 28

How does the angle of attack in a swimming stroke affect propulsion?

Accepted Answer

Optimizing the angle generates maximum thrust

Answer

A higher angle reduces drag

Answer

A lower angle increases speed

Answer

Angle of attack has no impact on propulsion

Question 29

Which of the following is an advantage of using a drafting technique in cycling?

Accepted Answer

Reduces air resistance and conserves energy

Answer

Provides no significant benefits

Answer

Improves handling and stability

Answer

Increases speed and power output

Question 30

How does buoyancy force act on a swimmer?

Accepted Answer

Upward force that counteracts gravity

Answer

Lateral force that stabilizes the swimmer

Answer

Forward force that propels the swimmer

Answer

Downward force that hinders propulsion