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Drag is a type of friction will cause an extra exertion of energy while moving in the water. Swimmers shave all the hair from their bodies, and use swim caps to prevent their hair from causing drag to gain more time.

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10y ago

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What is the force that slows a parachutte?

Drag - a form of friction and lift.


What forces act when you lift weights?

force of friction in air and force of gravity downward.


Does a person have force friction and gravitation?

Yes. -- Force when you lift something. -- Friction on the soles of your shoes when you walk. -- Gravitation all the time.


Why does the input force have to be greater than the force needed to lift the bale?

The input force needs to be greater than the force needed to lift the bale because some of the input force is typically lost due to inefficiencies in the machine or due to friction. Having a greater input force ensures that there is enough force to overcome these losses and still lift the bale.


Why does the input have to be greater than the force needed to lift the bale?

Friction increases the effect of the input force


If friction is ignored what is the ramp required with to lift the road?

If friction is ignored, the ramp required to lift the road would be at a 45 degree angle. This is because at a 45 degree angle, the components of the gravitational force acting on the object perpendicular to the ramp would be equal to the force needed to lift the road.


If the coefficient of static friction is 0.3 how much more force is needed to lift the object than start it sliding?

for lifting the object there is no role of friction,but of air friction.since no info,. is given about it so air friction = 0.thereby for lifting we have mg = mass * 9.8 (the wight of the object). and for sliding we have 0.3*mg . therefore 0.7mg of more force is required to lift it.


What fluid opposes lift?

Parasitic drag is a fluid force that opposes lift. It is caused by the friction and resistance of the air against the surface of the aircraft, slowing it down and requiring more power to maintain lift.


How many force are there?

3300 salamander


What is the force that opposes lift?

The force that opposes lift is drag. Drag is the aerodynamic force that acts opposite to the direction of motion of an object moving through a fluid (such as air). It is caused by air resistance and friction as the object moves through the air.


What is the difference between a force pump and a lift pump?

A force pump uses mechanical force to push water upwards, while a lift pump relies on atmospheric pressure to lift water upwards. Force pumps are typically more powerful and can move water over greater distances. Lift pumps are simpler in design and require less maintenance.


When you are in an aeroplane does lift act in the opposite direction to friction?

Lift does not act opposite to friction. Lift opposes weight and friction(air resistance) opposes thrust from the engine. This is all equally true whether or not you happen to be aboard the aircraft.