Work, Power & Drag Forces (Leaving Cert Applied Maths): Quizzes
📚Quizzes
Practise the questions
15 questions from this quiz
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Practise the questions
15 questions from this quiz
What is work defined as in physics?
What is work defined as in physics?
Energy transferred when force causes displacement
What is the formula for calculating work?
What is the formula for calculating work?
Work = Force × Distance
What units is work measured in?
What units is work measured in?
Joules (J) or kilojoules (kJ)
What does one Joule represent?
What does one Joule represent?
Work when 1 N moves object 1 m
How is power defined?
How is power defined?
Rate at which work is done
What does one Watt equal?
What does one Watt equal?
One Joule per second
For an object moving at constant velocity, what is the power output formula?
For an object moving at constant velocity, what is the power output formula?
Power Output = Force × Velocity
What is the horizontal component of tension force at angle ?
What is the horizontal component of tension force at angle ?
Which component of an angled tension force does the work of moving an object?
Which component of an angled tension force does the work of moving an object?
Horizontal component
For constant velocity motion, what condition must the forces satisfy?
For constant velocity motion, what condition must the forces satisfy?
Driving force = Resistance forces
In which direction do drag forces always act?
In which direction do drag forces always act?
Opposing the direction of motion
How do drag forces change as an object's speed increases?
How do drag forces change as an object's speed increases?
They increase
What relationship models drag forces, where is constant and typically 1-2?
What relationship models drag forces, where is constant and typically 1-2?
When does a vehicle reach its maximum speed?
When does a vehicle reach its maximum speed?
When driving force = resistance forces