protected function thrust(Force $thrust, Time $time)
{
/** @var Acceleration $acceleration */
$acceleration = PhysicsProvider::forceMassAccelCalcs($thrust, $this->getMass());
$additionalVelocity = $acceleration->multiplyBy($time);
$this->getVelocity()->add($additionalVelocity);
/** @var Momentum $momentum */
$momentum = $this->getMass()->multiplyBy($this->getVelocity());
$this->setMomentum($momentum);
return $this;
}
public function testNewtonsSecondLaw()
{
$unit = new UnitComposition();
$force = $unit->getUnitClass(UnitComposition::FORCE);
$mass = $unit->getUnitClass(UnitComposition::MASS);
$accel = $unit->getUnitClass(UnitComposition::ACCELERATION);
$force->preConvertedAdd(1);
$mass->preConvertedAdd(1);
$accel->preConvertedAdd(1);
$this->assertInstanceOf('Samsara\\Newton\\Units\\Mass', PhysicsProvider::forceMassAccelCalcs($force, $accel));
$this->assertInstanceOf('Samsara\\Newton\\Units\\Force', PhysicsProvider::forceMassAccelCalcs($mass, $accel));
$this->assertInstanceOf('Samsara\\Newton\\Units\\Acceleration', PhysicsProvider::forceMassAccelCalcs($force, $mass));
}
