Web Results

## Drag (physics)

en.wikipedia.org/wiki/Drag_(physics)

In fluid dynamics, drag is a force acting opposite to the relative motion of any object moving with ... Even though the ultimate cause of a drag is viscous friction, the turbulent ... Drag forces al...

## Deceleration of a projectile (With air resistance) | Physics ...

Jun 8, 2013 ... Deceleration of a projectile (With air resistance) ... air resistance and I am using this equation to get the drag force of the bullet at certain velocities: ... of the barrel ) causes the bullet to decelerate over the 0.553 seconds in flight ...

## Falling Body with Air Resistance - Oregon State University

oregonstate.edu/instruct/mth252h/Bogley/w02/resist.html

Use Newton's Law force = mass x acceleration to write down an equation that ... The force due to air resistance is proportional to the speed, and is applied in the ...

## Aerodynamic Drag - The Physics Hypertextbook

physics.info/drag/

When the fluid is a gas like air, it is called aerodynamic drag (or air resistance). ... Material things resist changes in their velocity (this is what it means to have mass ) and ... The portion of the drag force that is due to the inertia of the fluid — the resistance that it ... Drop in Bernoulli's equation for the pressure in a m...

## Air Resistance Formula - Soft Schools

www.softschools.com/formulas/physics/air_resistance_formula/85/

F = force due to air resistance, or drag (N). k = a constant that collects the effects of density, drag, and area (kg/m). v = the velocity of the moving object (m/s).

## Basic Exterior Ballistics Theory - Ballistic Explorer Help

That is, if a bullet's deceleration is twice that of another similarly shaped bullet ... Deceleration is the result of drag due to air resistance, so these functions are called ... velocity (V2) at a known distance down range using the following formulas:.

## Bullet Maths - Self-Service Science Forum Message

www2.abc.net.au/science/k2/stn-archive1/posts/topic42040.shtm

Oct 3, 1999 ... First, let's work in SI units and ignore air resistance: Muzzle velocity ... The bullet will decelerate to zero due to gravity alone (no atmosphere) in: t = v0/g = 833.3 / 9.8 ... I hope this helps (and all the equations are readable).

## Air Resistance Formula - Formulas - Tutorvista.com

formulas.tutorvista.com/physics/air-resistance-formula.html

Air resistance is a force that is caused by air. ... Air Resistance Formula is used to find the air resistance, air constant and velocity of body if some of these ...

## Calculating Deceleration: Definition, Formula & Examples - Video ...

Calculating Deceleration: Definition, Formula & Examples .... Deceleration is the term used for acceleration that causes an object to slow down, while .... Object 5: 41; Air Resistance and Free Fall 8:27; Newton's Third Law of Motion: Examples ...

## Air Friction - HyperPhysics

hyperphysics.phy-astr.gsu.edu/hbase/airfri.html

Air friction, or air drag, is an example of fluid friction. ... air resistance is approximately proportional to velocity and can be expressed in ... This resistance can be used to calculate penetration distance into a viscous medium, terminal velocity, ...

### homework and exercises - Finding deceleration and velocity using ...

physics.stackexchange.com

Jul 17, 2012 ... The car is slowing due to wind resistance and the effect of friction. ... Is this enough information to calculate how much time until the car reaches ...

### Projectile Motion with Air Resistance

farside.ph.utexas.edu

This is not a particularly accurate model of the drag force due to air ... It is clear, from the above equation, that air drag causes the projectile's horizontal velocity, ...

### Falling Object with Air Resistance - Glenn Research Center - NASA

www.grc.nasa.gov

The drag equation tells us that drag D is equal to a drag coefficient Cd times one half the air density r times the velocity V squared times a reference area A on ...