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Question: The famous horse & cart physics scenario is explained. This scenario is used to describe why many people have a common misconception about what Newton’s 3rd Law says & does not say. Use this scenario to describe how people try to argue that no object should move if Newton’s Third Law & Second Law were correct (i.e. if all forces have an equal & opposite force, then there would be no net force & if there is no net force then no objects should move). First write out the confused logic the horse uses. Second, write out the correct logic. Finally, explain the importance of external forces acting on a system (in this case the external forces acting on cart & horse).
On an airplane's takeoff, the combined action of the air around the engines and wings of an airplane exerts an 8020-N force on the plane, focussed upward at the angle of 55.0° above the horizontal. The plane rises with constant velocity in the vertic..
Find out the speed of the satellite
A 2.16 kg block on a horizontal floor is attached to a horizontal spring that is initially compressed 0.0320 m. The spring has force constant 840 N/m.
How much work did the movers do (horizontally) pushing a 190-{rm kg} crate 11.2 m across a rough floor without acceleration, if effective coefficient of friction was 0.60.
A 9.05 kg projectile is fired vertically upward. Air drag decreases the mechanical energy of the projectile-Earth system by 77.5 kJ throughout the projectile's ascent. How much higher would the projectile have gone were air drag negligible.
Express how unmet basic physiological needs of oxygen, nutrition, temperature, and humidity threaten clients' safety.
Ice at -13.7 °C and steam at 114 °C are brought together at atmospheric pressure in a perfectly insulated container. After thermal equilibrium is reached, the liquid phase at 43.3 °C is present. Ignoring container and equilibrium vapour pressure of t..
Then find the force between them as a function of distance h. describe why the sign of the force does (or does not) make sense to you.
A uniform density cube of mass m, side 2b, and center at C is placed on a fixed horizontal cylinder of radius r and center O in Earth's gravitational field.
At the same time, the stationary trumpeter played the same note. Ballot heard 3.0 beats per second. How fast was the train moving toward him.
What is magnitude of the difference in frequency
A person walks 25.0° north of east for 2.70 km. How far would the person walk due north and due east to arrive at the similar location.
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