1. An object is moving at a constant velocity. All but one of the followingstatements could be true. Which one cannot be true? (a) No forces acton the object. (b) A single force acts on the object. (c) Two forces actsimultaneously on the object. (d) Three forces act simultaneously on theobject.

Q: 1. Find the sum of all the forces if two forces are applied to a box of kittens. The two forces are…

A: The given forces on the kitten box are: Force A = 10 N along 45o Force B = 20 along 120o…

Q: 2.70-kg object is moving in a plane, with its x and y coordinates given by x = 8t2 - 3 and y = 4t3 +…

A: Mass of object m = 2.70 kg X - coordinate x = 8t²-3 Y - coordinate y = 4t³+3 Magnitude of net force…

Q: For every action force, which of the following is true? a. There is a net force b.There is a…

A: Required : The true statement.

Q: Two forces are acting on an object. One is 350 N at N45E. And the other is 400N at N30E. What is the…

A: Draw the diagram of the force-system.

Q: 3) A body has an acceleration of 3.00 m/s at 30.0° to the posi- tive direction of an x axis. The…

A:

Q: A 9.0-kg object undergoes an acceleration of 2.7 m/s2. (a) What is the magnitude of the resultant…

A:

Q: highway under the acceleration of two forces. One is 1165 N forward force expected on the drive…

A:

Q: A hand pushes a book against a wall? Both the book and the hand are at rest. 1Are these forces a…

A: Draw the free-body diagram of the book.

Q: - A 6.9 kg object undergoes an acceleration of 3.9 m/s2. (a) What is the magnitude of the resultant…

A: (a)  Consider an object of mass(m) 6.9 kg going with the acceleration(a) of 3.9 m/s2. Write newton’s…

Q: A 1.00 x 103 car is pulling a 300.-kg trailer. Together, the carand trailer have an acceleration of…

A: Part A:

Q: m 10kg F = 98 N Case (1) Case (2)

A: Given : F  =  10 N

Q: Two forces acting on a body Fi=- 6x + 2ŷ + 52. F2= 2x + ỹ- 52, The magnitude of net force is

A:

Q: 2. A farmer is lifting some moderately heavy rocks from a field to plant crops. He lifts a stone…

A: Given data : The Force applied by the stone downward is given as Fw = 180N. The acceleration of the…

Q: 1. A 2.00 kg cart on a frictionless track is pulled by force of 3.00N. What is the net force in the…

A:

Q: 2. Three astronauts, propelled by jet backpacks, push and guide a 120 kg asteroid toward a…

A: Given: Magnitude of forces are: F2=55 N F3=41 N θ3=60° mass ,m=120 kg acceleration, a=0.88 m/s2 at…

Q: Two forces, 468 N at 19◦ and 304 N at 28◦ are applied to a car in an effort to accelerate it. a)…

A: We will first find the components of the force in the forward (horizontal), and normal directions…

Q: Two forces F1 and F2 act on a 7.40-kg object: F- 40.0 N and F2 10.0 N. 90.0° 60.0 (a) Find the…

A:

Q: In tests on earth a lunar surface exploration vehicle (mass = 5.90 103 kg) achieves a forward…

A: Given, m=5.90103kg a=0.215m/s2 F=1.64103N friction(f)=?

Q: Two forces, Fı = 2.50 i N and F2 = (1.20 i – 2.30 j) N , act on a 3.00 kg object. Find the magnitude…

A: Write a given values of this question. F→1=2.50i^NF→1=1.20i^-2.30j^Nm=3.0kg

Q: A 3.00-kg object undergoes an acceleration given bya→ = (2.00î + 5.00ĵ) m/s2. Find (a) the…

A:

Q: 1. Which of the following causes a change in motion? A. acceleration B. Force C. inertia D.…

A: Question 1 ans:  Option B) Force  Explanation:  When force is applied to any object then the state…

Q: A 3.00-kg object undergoes an acceleration given by a = (2.00i + 5.00j) m/s². Find (a) the resultant…

A:

Q: 3. An object is acted upon by the following forces: 25N[E], 50N[NE], 30N[S] and 4ON[S60°E]. Draw a…

A:

Q: Two forces act on a 6.00-kg object. One of the forces is 10.0 N. If the object accelerates at 2.00…

A: According to Newton’s second law of motion,

Q: A 4.40-kg object is moving in the plane, with its x and y coordinates given by x--3t+3t-2 and…

A:

Q: A child on a sled (total mass 55 kg) accelerates down a 16.8 degree incline at 1.98 m/s^2. What is…

A:

Q: 1. A 20.0 kg object that can move freely is subjected to a resultant force of 45.0 N in the -x…

A:

Q: Two forces act on a 55 kg object. One force has a magnitude 65 N directed 59° clockwise from the…

A:

Q: A 20-kilogram object resting on a horizontal frictionless surface is subjected to two forces: F₁ =…

A:

Q: 1- An object experiences no acceleration. Which of the following cannot be true for the object? (a)…

A: According to Newton's 2nd law if net force on the object of mass M is Fnet and net acceleration is…

Q: The following four forces act on a 4.00 kg object: É1 = 300 N east F,= 700 N north F3 = 500 N west…

A: Solution: Given that F1 = 300 N east F2 = 700  N north F3 = 500 N west F4 = 600 N south

Q: An object experiences no acceleration. Which of the following cannot be true for the object? (a) A…

A: As, object experiences no acceleration means either net forces actin on an object is zero by…

Q: A 3.00-kg object undergoes an acceleration given by å = (2.00 î + 5.00 ĵ ) m/s². Find (a) the…

A: Given, Mass of object m = 3 Kg Acceleration a→=2i∧+5j∧ m/s2

Q: Two forces act on a 20.0 kg object. One force has magnitude 60 N directed 45° clockwise from the…

A:

Q: What affect does a doubling of the net force have upon the acceleration of the object? Be…

A: Answer: Force: In physics, the term force is described as the physical quantity, which is equivalent…

Q: A 6.0-kg object undergoes an acceleration of 2.0 m/s2.(a) What is the magnitude of the resultant…

A: Given data:Mass of the object, m = 6.0 kgAcceleration of the object, a = 2.0 m/s2

Q: Two forces act on a 21-kg object. One force has magnitude 65 N directed 59° clockwise from the…

A:

Q: 5.00 kg moving in the xy plane as shown in Figure P7. Force F, is 25.0 N at 35.0°, and force F, is…

A: Given:- The mass of the object m = 5.0 kg  The force F1 = 25 N at 35o The force F2 = 42.0 N at 150o…

Q: 1. A 15.0 kg object is thrown vertically into the air. [f the initial acceleration of the object is…

A:

Q: 9) A time-varying horizontal force F(t) = Art + Bi2 acts for 0.500 s on a 12.25-kg object, starting…

A: Given,force, Ft = At4 + Bt2 acts for t = 0.500 swhere, A = 4.50B = 8.75mass of the objcet, m = 12.25…

Q: Two forces act on an object of mass M = 5.00 kg as shown in the figure. Because of these forces, the…

A: mass = M = 5 Kg acceleration = a = 7 m/s2 ( +x- direction ) F1= 20 N F2= ?

Q: Two forces, F1 = 2.50 i N and F2 = (1.20 i – 2.30 j) N , act on a 3.00 kg object. Find the magnitude…

A:

Q: A freight train consists of two 8.00×104-kg enginesand 45 cars with average masses of 5.50×104kg .…

A: Given Data: The mass of the engines are, me=8.00×104 kg The average mass of the cars is,…

Q: 7. Two forces act on a 4.00–kg object in a manner that the object has an acceleration 3.00 m/s2 in a…

A:

Q: A 3.45-kg object is moving in a plane, with its x and y coordinates given by x = 3t2 - 3 and y = 2t3…

A:

Q: 3. A bai. weighing 50. N is pulled back by a rope by an angle of 20.º. What is the tension in the…

A:

Q: An object experiences no acceleration. Which of the following cannot be true for the object? (a) A…

A: Acceleration is the rate of change in velocity when an external force is applied on the object.

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: