WorksheetsMechanics - AS
Total questions: 10
Worksheet time: 6mins
Which of the following are vectors?
Velocity
Speed
Time
Force
Momentum
What is the correct equation for tanθ =
hypadj
adjopp
hypopp
A hot air balloon is travelling at a speed of 5.0m/s at an angle of 60.0 degrees from the horizontal. Find the vertical component to 2s.f. (you do not need to enter the units)
(a)
The 'moment of a force' is defined as . . .
The tendency to cause rotation
A very brief period of time during which you experience an epiphany
The amount of time for which a force is applied
Δt=FΔp
What is the equation for weight (W)?
(a)
What is the equation for a moment of a couple?
M = F x d
M = f x d
m = F x D
m= f x D
What are the units for moments?
(a)
Which letter is the centre of mass?
A
B
C
D
None of the above
A 3N force and a 4N force act at right angles to one another. A third force is applied and the system is now in equilibrium. What is the magnitude of the third force?
1N
5N
6N
7N
A valve in a water pipeline is opened by rotating a circular wheel of diameter 0.4 m. An engineer uses one hand to apply a force of 120N parallel to the edge of the wheel.
Calculate the moment of the force.
24N
24Nm
48N
48Nm
