When flying a paper airplane, what is causing the thrust?

Q: Friction is self adjusting force. Why?

A: The static friction is a self adjusting force. Because it has neither direction nor fixed magnitude.…

Q: Is it possible for a body to have inertia but no weight?

A:

Q: What are the two main forces acting on this paper airplane to cause its path? Are these balanced or…

A: Two main force are acting on paper plane are :-  Lift – the force that causes the plane to go up.…

Q: Two skydivers jump from a plane at the same time. Skydiver 1 has a mass of 50 kg and Skydiver 2 has…

A: Terminal velocity of skydivers

Q: What happens to the weight reading on a scale you stand on when you toss a heavy object upward?

A:

Q: A truck nd breaks down on the roud back into After the while pushinp the receioes a push by a…

A: According to Newton's third law,when two bodies interact forces acting are equal and opposite .

Q: When you push against a wall with your fingers, they bend because they experience a force. Identify…

A: Pushing against a wall means applying a force of an arbitrary magnitude F1 on the wall.When fingers…

Q: Is inertia a force? Explain

A:

Q: How hard (in newtons) does the Earth pull on the moon?

A:

Q: If a runner runs on the ground, the runner pushes only down on the * ground

A: The weight of a body is defined as, W=mg, where m is the mass, and g is the acceleration due to…

Q: In synchronized diving, divers remain in the air for the same time. With no air drag, they would…

A: In an appreciable air drag, the divers, in synchronized diving remain together in a fall. The divers…

Q: What is a measure of the pull of gravity on an object called?

A: Earth exerts an attractive force on all object and pulling it towards the surface of Earth. The…

Q: 6 kg and 12.8 kg, the vertical distance of e heavier body being 55 cm above the ghter one when they…

A: Given values:- Lighter mass(m1)=1.6 kg ----(1) Heavier mass,(m2)=12.8 kg ----(2)  Acceleration due…

Q: Your perception of weight, ie. apparent weight is: a measure of the net force acting upon you ) the…

A: Apparent weight tells about how heavy the body actually is.

Q: It is easier to pull than to push a lawn roller, why?

A:

Q: an astronaut on the moon lifts a rock over his head and than drops it. Discuss what force acts on…

A:

Q: When you stand at rest on batrhroom scale ,how does your weight compare with the support force by…

A: To understand this visualized all the forces acting on the scale. The forces acting on the scale…

Q: You push a heavy car by hand. The car, in turn, pushes back with an opposite but equal force on you.…

A: No. You cannot cancel a force exerted on the car with no force exerted on you.

Q: How is inertia a factor in multicar pileups?

A: Inertia: It is the tendency of a body to does not change its state of motion or rest.  So while a…

Q: What is the third-law paired force to the support force on your butt right now?

A: According to the question The third law paired force to the support force on your butt right now, is…

Q: What is it that deals with the relationships between the forces acting on the body and the resulting…

A: Newton's second law of motion describes the relationship between force and acceleration. They are…

Q: Who among the choices will be able to lift the weight?

A: To solve this we find if the moment generated by the muscle at the joint is greater than or equal to…

Q: Jonathan accelerates away from a stop sign. His eight-year-old daughter sits in the passenger seat.…

A: The Force is directly proportional to rate of change of momentum.

Q: If you push on a heavy box that is at rest, you must exert some force to start its motion. Once the…

A: From Newton’s first law of motion, it can be inferred that an object at rest or in motion remains at…

Q: What are the laws of Limiting Friction?

A: Following are the laws of limiting friction :   The direction of limiting frictional force is…

Q: Why can you exert greater force on the pedals of a bicycle if you pull up on handlebars?

A: When we apply a pull force on the handlebars then it works as action force. And according to…

Q: How does the mass of an object affect its acceleration?

A:

Q: ionary boat weighing velocity component o es the dock is 10 fps. es not fall out of the b cer…

A: A man Weight is W = 180 lb  The  weight of the stationary boat is Wb = 350 lb  The leveling velocity…

Q: What is difference between viscosity and friction?

A: The viscosity of a fluid is a measure of its deformation by shear stress or tensile stress. Friction…

Q: When the girl holds the rock with as much force upward as gravity pulls downward, the net force on…

A: Here, it is mentioned that the girl is holding a rock. The upward force that a girl exerts on rock…

Q: What is a net force? What is an unbalanced force?

A:

Q: Which has more Inertia? O ant truck

A: Required : What has more inertia.

Q: Which of the following is the net force acting on this body? *

A: The upward and downward forces are the normal and gravitational force, which are equal in magnitude…

Q: Why does a man not feel weight while sitting inside a freely falling lift?

A: Free-fall is a motion of a body where gravity is the only acceleration acting upon it. A body in…

Q: The mass of an object is O egal to its weight in deep pace Ovonfetimes egil to its wght Onever eqal…

A: Mass of object is defined as the quantity of matter of a physical body

Q: What is the relationship of the hanging mass to the acceleration of the cart? to time of travel?

A: Acceleration  It states that the ratio of velocity to the time of the object Tension Tension is a…

Q: |Explain why the thrust of a fixed-pitch propeller de- cases with increasing forward speed.

A:

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!