WorksheetsMechanics Modelling
Total questions: 20
Worksheet time: 6mins
When you have an inextensible string....
Use different accelerations
Use same accelerations
This has nothing do with acceleration
who cares?
In a light string situation....
Tension is the not impacted
Tension is not the same
Tension is the same
Force is the same
With uniform rods...
Weight is distributed
Mass is distributed
Weight acts at the midpoint
Mass of the object is at the centre
With Uniform Rods....
Mass acts at the centre
Mass is evenly distributed
Mass and Weight are the same
Newtonian Rule applies
When we have a rod...
Thickness does matter
Thickness does not matter
Thickness is measure using a scale
Ask Dr Mohammadi, he would know
A lamina...
is a bumpy sheet
is a thin plate
is form of a book
is a flat sheet
Particles have...
Their mass concentrated evenly
No concentration
Their mass concentrated at a single point
Concentration is neglected
Negligible particles..
Are rigid
Have no air resistance
Have drag
Are not rigid
A rod...
Is rigid
Is not rigid
Bends easily
Does not bend easily
In a uniform body....
Mass is distributed evenly
Mass of the object is concentrated at a single point
There is a centre of mass
There is a geometric centre
Smooth surface is one which...
has no friction
has some friction
that has a rough surface
that feels great when you touch it
Rough surfaces...
have frictional force
are horrible
have no frictional force
are opposite of smooth surfaces
Gravity is...
the name of an american movie
A force of attraction between all objects
is constant on planet earth
considered to be 9.8 ms−2
On an aircraft flying the forward force is known as....
Drag
Weight
Thrust
air resistance
On an aircraft the backward force is known as...
Drag
Thrust
Air resistance
upward thrust
Velocity is...
Speed
Speed with direction
Displacement over time
Rate of change of displacement
A man sliding down a hill n a sledge
Deccelerates
Travels at a constant Velocity
Travels at a constant Speed
Accelerates
Acceleration is...
The rate of change of Velocity
Change in velocity over time
Change is distance over time
Change in displacement over time
The unit for velocity is...
meter per second
meter per second squared
meter per hour
meter per hour sqaured
Weight is a Force that is measured in...
Kg
Kg m s−2
N
Watts
