Two people are pulling a boat through the water as shown in the Figure below. Each exerts a force of 600 N directed at an angle of 30.0° relative to the forward motion of the boat. If the boat moves forward with constant velocity, find the resistive ?⃗⃗force exerted by the water on the boat. Does your answer change if the boat is moving backward at constant velocity?

Q: A mule exerts force of 800 N in the north direction. A 2nd mule exerts a force of 1200 N in the…

A: Given that:- Mule 1 exert force=800N (north) Mule 2 exert force =1200N (south)

Q: A Cadillac Escalade has a mass of 2 569.6 kg, if it accelerates at 4.65m/s2, what is the net force…

A: Given data:  Mass (m) = 2569.6 kg Acceleration (a) = 4.65 m/s2 Required: The net force on the car

Q: Problem 3: While sliding a couch across a floor, Hannah and Andrea exert forces FH and FA on the…

A: Force excreted by Hannah FH =115N Force excreted by Andrea FA =217 N

Q: Only one force acts on an object. Can the object have zero acceleration? Can it have zero velocity?…

A: Acceleration of an object due to force   acting on it , is given by :- a = (Fnet)/m If only one…

Q: move a large crate of mass 32.0 kg across a rough floor, with coefficient of kinetic friction…

A: According to Newton's second law F = ma So acceleration a = F/m

Q: A 8.00-kg object undergoes an acceleration given by a = (4.00 î + 9.00 ĵ) m/s2. Find the resultant…

A: Given data:  Mass (m) Acceleration a→ = (4.00 î + 9.00 ĵ) m/s2 Required: The resultant force and…

Q: 1. Consider two horizontal forces, 225N and 125N exerted on a box toward the same direction. Find…

A: Force F1 = 225 N Horizontally on block Force F2 = 125 N Horizontally on block

Q: 77. A locomotive is pushing a train at a constant velocity of 3 mis. How does the force exerted by…

A: We use Newton's Laws to find the answer.

Q: 5. Describe a situation in which the net external force on a system is not zero, yet its speed…

A: (5)   An object tied at the end of the string that is traveling in a circular path has a centripetal…

Q: Mr. One is pushing a cart with a force of F1 = 15.00 N due north. Mr. Two is pushing the same cart…

A: .

Q: In an emergency stop to avoid an accident, a shoulder-strap seatbelt holds a 58 passenger in place.…

A: The speed of the car in m/s is The change in velocity here is

Q: Problem 3: While sliding a couch across a floor, Hannah and Andrea exert forces FH and FA on the…

A:

Q: Two ropes are attached to a 40kg object. The rope with a 50N force points along a direction 37…

A:

Q: 3) If the magnitude of the resultant force is to be 500 N, directed along the positive y-axis,…

A:

Q: Problem 4: Consider applying Newton's second law to a man riding an elevator (perhaps to calculate…

A: Newton's second law to a man riding an elevator.

Q: Determine the resultant force R and its line of action for the following force-couple systems: (a)…

A: (a) Fx=300 N, Fy=0, and C=−300 N-m (b) Fx=200 N,Fy=−200 N, and C=800 N-m (c) Fx=−600 N, Fy=−400, and…

Q: A boat moves through the water with two forces acting on it. One is a 1,800-N forward push by the…

A: Given data: Forward push force (F1) = 1800 N Resistive force (F2) = 1400 N Mass (m) = 1400 kg…

Q: Determine the normal force exerted on the woman’s feet by the floor.

A: Given data: Mass of the woman, m= 60000 g =60 kg Acceleration of the elevator, a=120 cm/s2=1.2 m/s2

Q: 3. A barge is pulled by two tugboats. To move the barge along in the water properly, the tugboat…

A: F = 5000 lb Use Lami's theorem Let the tension in A is T and in B is T'. T sin(90+ 45)=T' sin(90+…

Q: What causes the boat in Fig. 4–41 to move forward?(a) The force the man exerts on the paddle.(b) The…

A: To move forward, the boat must have acceleration in the forward direction. The boat gets…

Q: A person places a book on the roof of a car and drives off without remembering to remove it. As the…

A: In this question we are given that a book is placed on the roof of a car and we have find the forces…

Q: 5) FIGURE 4 shows a small block of mass 100 g is pressed against a wall by a force, F inclined at…

A:

Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

A:

Q: A beach ball is thrown straight up, and some time later it lands on the sand. Is the magnitude of…

A: PREPARE: Gravitational force is always acts downwards. Air drag force is acts opposite to the…

Q: QUESTION 3 A 10-N force and a 30-N force act on an object in same directions. What is the net force…

A:

Q: An exporter arrived with his goods at the Panama Canal; he was informed by the official manning the…

A:

Q: Problem 3: While sliding a couch across a floor, Hannah and Andrea exert forces FH and FA magnitude…

A:

Q: While sliding a couch across a floor, Andrea and Jennifer exert forces F ⃗ A and F ⃗ J on the couch.…

A:

Q: An object of mass 12.0 kg subjected to a non-zero net force moves with an acceleration of 1.7 m/s2.…

A: According to Newton second lawF=m.aHereF=force on objectm=mass of objecta=acceleration of object

Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

A:

Q: Three forces in the x-y plane act on a 4.40 kg mass: 14.90 N directed at 57o, 8.40 N directed at…

A: In this question, we use Newton's second law of motion to find the acceleration.  Net force = mass x…

Q: 68. Four forces act on an object, as shown in the following diagram. 30. N -F 40. N- 30. N If the…

A: if the object is moving with constant velocity then the acceleration will be zero. Thus the sum of…

Q: A 1,485-kg car is on an icy driveway inclined at an angle θθ = 23.75°. Determine the acceleration of…

A: Given: The mass of the car is 1485 kg. The angle of the inclination is 23.75o.

Q: 1 s are acting on a box of mass 7 kg. The first force has a magnitude of 13 N and is directed along…

A:

Q: The following statements are TRUE about Newton's Second Law of Motion EXCEPT:   Mass and…

A: We know, Newton's Second Law of motion: Force is equal to the rate of change of momentum that is for…

Q: Two people pull as hard as they can on horizontal ropes attached to a boat that has a mass of 200…

A: According to the newton’s law, the force exerted to the left and right can be expressed as,…

Q: 2. To move a large crate of mass 32.0 kg across a rough floor, with coefficient of kinetic friction…

A:

Q: Two people pull as hard as they can on horizontal ropes attached to a boat that has a mass of 200…

A: The mass of the boat,The acceleration act when they pull in the same direction to the right side,The…

Q: Two horses are pulling a barge with mass 2x10 kg along a canal, as shown in Figure. The cable…

A: mass of barge mb = 2 x 103 kg = 2000kg angle of force exerted by first horse = 30o  angle of force…

Q: A 2.0 kg cart is acted on by a 3.0 N net force. What is the resulting acceleration of the cart?

A: Mass of cart = 2 kg  Net force = 3 N

Q: Draw a free body diagram for each situation, then evaluate. A man is pulling on his dog with a force…

A:

Q: A rocket-powered car provides a thrust of 250 kN at an angle of 10 degrees below horizontal (so some…

A:

Q: A motorcycle and 60.0 kg rider accelerate at 3.0 m/s2 up a ramp inclined 10 above the…

A: The net force on the rider is

Q: If an object is moving, is it possible for the net force acting on it to be zero? Explain in words

A: According to Newtown 2nd law if net force acting on body is zero then the body at rest will be at…

Q: A 276-kg glider is being pulled by a 1 950-kg jet along a horizontal runway with an acceleration of…

A: Given information: the mass of the Glider (m) = 276 kg The mass of the jet (M) = 1950 kg The…

Q: If an object is moving, is it possible for the net force acting on it to be zero?  If so, give an…

A: Given  Object is moving , let the mass of object is M  And the force is given by F

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!