Forces
Kinematics
???
Pi
Pressure
100
If a plane is flying at a constant speed and altitude, which forces are equal?
What are ALL forces?
100
The velocity of the object represented by the graph
What is constant?
100
This unit represents Pressure
What is Pascal/Pa?
What is N/m2?
100
The value of pi (to two decimal places)
What is 3.14?
100
The pressure formula for an object resting on a table
What is P= F/A?
200
Of a plane, the lift force is 1100N, the weight force is 1000N, and the drag force is 300N less than the thrust, what is happening to the plane?
What is taking off?
200
What is the time interval of which the speed is increasing?
What is 4:00-4:30, and 4:45-5:00?
200
Which of the following are different units of pressure:
Pascal, Torr, mm Hg, psi, N/m2
What is ALL?
200
Pi is this type of number
What is an irrational number?
200
This variable represents what?
What is DENSITY?
300
Two objects are in freefall, released from the same height. They have different masses and are composed of different materials. One factor as to why they will land at different times is ______
What is air resistance?
300
If I am walking at 5m/s then come to a stop within2 seconds, what is my acceleration?
What is -2.5m/s2?
300
The following pertains to which aviation job?
Median Pay of $130,720 per year, $62.85 an hour
Requires Bachelor's Degree
What is Aircraft Engineer/Designer?
300
Fractional representation of Pi
What is 22/7?
What is 355/113?
300
This apparatus measures atmospheric pressure
What is a barometer?
400
A plane accelerates at 12m/s2 at an altitude of 3000m. Which forces are not equal with the rest?
What are thrust & drag?
400
How much time does a car with an acceleration of 7m/s2 take to go from 14 m/s to 49m/s?
What is 5s?
400
This graph represents constant ______
What is acceleration?
400
For any circular object, Pi can be approximated by using this formula
What is C/d?
400
According to Charles' Law, if a sealed balloon is placed in hot water, what changes can we see with the balloon?
What is increased volume? (due to change in temperature)
500
What is the minimum lift force required for a blimp that has a mass of 1200 kgs to stay in the air?
Assume g=10m/s2
What is 12,000 N?
F= ma = mg = 1200*10 = 12000N
500
This graph represents ____ acceleration
What is zero?
500
For a plane:
Lift=1700N, Weight= 1500N
Thrust = 3x Drag
The plane is at a constant altitude. At time=3s, the speed is 250m/s, then at time=8s, the speed is 285m/s. What is the change of speed?
What is 7m/s2?
500
The perimeter of a semicircle with a radius of 5m?
What is 5pi+10 m?
500
The hydrostatic pressure of a cylindrical water tank that is 5 meters tall and has a radius of 2 meters, filled with water to a height of 4 meters. The density of water is 1000 kg/m3, and g=10.
What is 40,000 Pa?