The net force on an accelerating object suddenly becomes zero and remains zero. The object will......

Q: Are all forces the same?

A: Basically  force are classified into types Contact force: results at the interaction of two object…

Q: Why do you lurch forward in a bus that suddenly slows? Why do you lurch backward when it picks up…

A: We lurch forward in a bus that suddenly slows, as at the instant the bus slows, body still keeps…

Q: If the falling body had been given an initial downward push instead of being only released would the…

A: Firstly we have to understand some basic terminology for better understanding of the above problem.…

Q: If the net force acting on a sliding block is somehow tripled, by how much does the acceleration…

A: Write the expression for acceleration,

Q: When a force is applied to the more massive block, the net force on the block can be given as,

A:

Q: Under what circumstances your weight becomes zero?

A: Weight is,

Q: A racing car and a moving van are both traveling at 40 km/h. Which of the two vehicles will require…

A: Given, a racing car and a moving van are both travelling at an initial speed, v1=40 km/h. and,…

Q: kg by a light string as shown in the figu

A: Given values:- m1=9 kg ----(1) m2=2 kg ----(2) acceleration due to gravity,(g)=-9.81 m/sec2 -----(3)…

Q: Does the static friction between two surfaces depend on the size of the surface?

A:

Q: What results when the net force on an object increases?

A:

Q: A block is set on a frictionless incline, if a horizontal force F= 200 Nisapplied – as shown in the…

A: Horizontal force,F=200Ng=10 m/s2θ=45°

Q: A crate having mass 50.0 kg falls horizontally off theback of the flatbed truck, which is traveling…

A: Write a relation between kinetic energy and work done using work-energy principle

Q: An aircraft gains speed during takeoff due to the constant thrust of its engine. When is the…

A: Given : an aircraft

Q: What is the total force acting on the body?

A: The solution for this question has been solved below...

Q: A 49.0 kg pole vaulter running at 9.90 m/s vaults over the bar. The acceleration of gravity is 9.81…

A: Given: The mass of pole vaulter is m=49 kg. The speed of the pole vaulter is v=9.90 m/s. The…

Q: You are walking up an icy slope. Suddenly your feet slip, and you start to slide backward. Will you…

A:

Q: When a car accelerates on a horizontal road, the push of the road on the car is _______ the push of…

A: According to the Newton's third law, To every action, there is an equal and opposite reaction.

Q: A car collides with a semi-truck head on with both vehicles travelling at 50mph. Which vehicle…

A: Given data: Car collides with semi-truck Required: Vehicle that exerts greater force

Q: The force of gravity on a 2-kg rock is twice as great as that on a 1-kg rock. Why then doesn’t the…

A:

Q: Is it possible to utilise an elastic rope that can support the weight of an 860 kg automobile at…

A: in this question we use elastic potential strength .

Q: As you increase your push, will friction on an object also increaes?

A: The force of friction is defined as the force that opposes the motion of an object. It is a force…

Q: In the absence of air resistance, which will fall first to the ground..... a handkerchief or a…

A: Any object falling under the force of gravity experiences the same acceleration due to gravity i.e.…

Q: You push a box up a slope with kinetic friction at a constant speed. Which of these is true?

A: Given that if we push a box up a slope with kinetic friction at a constant speed, then which…

Q: When I play tug-o-war with my 47 kg dog, I can "win" with a 380N pull at a 25° upward tilt - he…

A: mass of dog (m) = 47 kg applied force (F) = 380 N @25o upwards

Q: two cars moving at the same speed have a head on collision. if car A is 1600kg and car B is 800 kg,…

A:

Q: A horizontal force F is exerted on a 20 kg box to slide it up at 30° incline. The friction force…

A:

Q: A 30 kg girl and a 40 kg boy stand on roller skates, face one another, and push off each other. If…

A: Newton's third law of motion state that, when two objects contact, they apply forces on each other…

Q: If a Mack truck and a motorcycle have a head- on collision, upon which vehicle is the impact force…

A: Newton's third law of motion states that to every action there is an equal and opposite reaction.…

Q: Why can't you "push" a rope or string?

A: Rigid object: In the rigid objects, the distance between the two specific points on the object will…

Q: A car moving at 14 m/s crashes into a tree and stops in 0.91 s. The mass of the passenger inside is…

A: Given data:  Initial velocity of car (Vi) = 14 m/s Final velocity of car (Vf) = 0 m/s Mass of…

Q: If both the mass of the body and the force acting on it are doubled, then acceleration--

A: Given  Initial mass m final mass m'=2m Initial Force F Final Force F'=2F

Q: What to do if I need more force to launch my ping pong ball further

A: To move the ball farther we need its velocity to be high. In order to produce greater initial…

Q: Why does a heavy parachutist fall faster than a lighter parachutist who wears a parachute of the…

A:

Q: If there is friction, why do object/motion accelerates and some remain stationary?

A: Defination Friction is always opposes the relative motion of object  Friction always work in the…

Q: Distinguish between concurrent forces and coplanar forces.

A: When all forces are acting in the same plane, they are called coplanar whereas when forces act at…

Q: If there is no resultant force on a moving object what will happen to the object?

A: According to Newton's First Law of motion, an object remains in the same state of motion unless a…

Q: If the mass of the sliding block is somehow tripled at the same time the net force on it is tripled,…

A: Using the Newton’s second law of motion, write the expression for net force of the first case.

Q: A heavy bird sits on a clothesline. Will the tension in the clothesline be greater if the line sags…

A: Draw the free body diagram of the clothesline when the heavy bird is on it.

Q: When you sit on a chair, the resultant force on you is     a. zero   b. up   c. down   d. it…

A: Our answer will be zero (option a) Reason when you sit on a chair , there will be downward force due…

Q: friend tells you that since his car is at rest, there are no forces acting on it. How would you…

A: Given:Friend tells you that since his car is at rest, there are no forces acting on it.Now,Explain:I…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: