What is true about the net force on an object if it has an acceleration of zero? Group of answer choices The net force is zero   The net force is equal to the gravitational field   The net force is 1.0 N   The net force is proportional to the mass of the object

Q: A 50 kg box is initially at rest on the ground. Which of the following forces forms a force pair…

A: The force of gravity is a force that attracts any body or object towards the center of the earth. It…

Q: Block A of mass 2.0 kg is placed on a 30º incline and is connected to Block B of mass 3.0 kg by a…

A: (i) Kinetic friction  fk = μkNA = 0.30×219×(9.8 m/s2)×cos30° fk= 5.092 N

Q: A ball sits at rest on a horizontal table top. Which of the following statements explains why the…

A: Given: The ball is rest on the table. The free-body diagram of the ball is given below.

Q: Earth and Mars are attracted to each other by gravitational force. Earth attracts the Mars with a…

A:

Q: Consider the following scenario: On an asphalt surface, a moving shuffle board disk slides to a…

A: Given: Consider the following scenario: On an asphalt surface, a moving shuffle board disk slides to…

Q: The cabinet has a mass of 100kg. It therefore has a normal force of _________ N and a friction force…

A:

Q: An elevator carrying a person of mass m is moving upward and slowing down. How does the magnitude F…

A: Given: An elevator carrying a person of mass m is moving upward and slowing down. Calculate the…

Q: How will you describe the force attraction of the Earth and the moon considering their size and…

A: To discuss  the force attraction of the Earth and the moon considering their size and mass.

Q: A force F, with a magnitude of 18.80 N, acts on an object with a mass of m = 1.03 kg parallel to the…

A:

Q: A space ship has a mass of 9000 kg.  The space ship is launched from Earth and lands on a distant…

A: Write the given values with suitable variables. m=9000 kgWp=390000 N Here, m denotes the space…

Q: tension force on the box gravitational force on the box E

A: Given: The mass of the box is 4 kg. The acceleration due to gravity is 10 m/s2. The speed of the…

Q: In which situation is the net force acting on an object zero? a. The object increases speed and…

A: Required : In which case the net force is zero.

Q: A mass of 3.38 kg is on a horizontal surface. An applied force of 22.6 N at an angle of -28.2…

A: Given: m=3.38 kg F=22.6N θ=-28.2° negative sign means angle is below horizontal

Q: Two objects are connected by a string passing over a frictionless pulley. When the objects are in…

A:

Q: Two blocks are connected by a cord running over a pulley. Ignore the mass of the cord and pulley and…

A:

Q: two kids are playing on frictionless ice kid 1 (28.6kg) pushes kid 2 (26.8kg) to the right with an…

A:

Q: Which of the following scenarios demonstrates Newton's 2nd Law? A cyclist is launched forward when…

A:

Q: A 3.5 kg block is pushed along a horizontal floor by a force F of magnitude 20 N at an angle of 400…

A: Mass of block m = 3.5 kg F = 20 N θ = 40° Coefficient of kinetic friction  μk = 0.25 Block's…

Q: Komi was on vacation and went to scale Mt. Banahaw. Her weight at the base of the mountain is 540 N;…

A:

Q: An object with a mass of 4kg lies on a rough plane inclined at 20 degrees to horizontal. A force of…

A: mass =4 kg  angle = 20oF = 35 N a = 2.5 m/s2

Q: A car weighs 2,000 kg. It moves along a road by applying a force on the road with a parallel…

A: Mass of car (M) = 2000 Mass of each passeneger (m) = 55 kg Number of passengers (n) = 2Applied…

Q: A cat experiences an upward force of 9N, while it is sleeping inside an elevator. What is the…

A: force experienced by the cat = 9 N , upwards direction

Q: Newton's second law states that. Choose all that apply.   A. direction of the net force is in the…

A: Newton's second law    F = ma

Q: As you sit in your chair and study your physics (presuming that you do), the force of gravity acts…

A: Option E is the correct answer. when Earth pulls ass downwards with its gravity the reaction force…

Q: The Normal Force acting on an object ....  always equals the weight of the object.  is always equal…

A: Normal force is the force exerted on the object by the surface on which the object is laying upon.…

Q: A 200 g block sits on an incline of inclination angle 30°. A .42 N friction force acts on the block.…

A:

Q: Question 129

A: The normal force and the weight of the cart are having same magnitude. Here, the weight of the cart…

Q: Fab is the gravitational force that particle A applies on particle B. The direction of Fab is…

A: Dear student The gravitational force acts between two masses. It is always attractive in nature and…

Q: 3.3 kg block is pushed along a horizontal floor by a force  F→ of magnitude 23 N at a downward angle…

A:

Q: Two objects are connected by a string passing over a frictionless pulley. When the objects are in…

A:

Q: Objects feel weightlessness because   A. weightlessness is the force of gravity acting on the…

A: Given:- Objects feel weightlessness because Find:- which is correct  a)weightlessness is the force…

Q: Which of the following would result in a net external force equal to zero in the vertical direction…

A: Explanation :- According to Newton's 2nd law, net force F is written as…

Q: A mass M = 12.0 kg is pulled up an incline plane by a F = 170 N. The plane angle is 30o with respect…

A:

Q: Two blocks of mass 3.5kg and 8.00 kg are connected by a massless rope that passes over a…

A:

Q: force has an object that is free to move. If we know the magnitude and the direction of the force…

A: force has an object that is free to move. If we know the magnitude and the direction of the force…

Q: Which of the following statements is true? a. The bodies interacting exerts equal gravitational…

A: Required : True statement.

Q: As you sit in your chair and study your physics (presuming that you do), the force of gravity acts…

A:

Q: A ball is hanging from a bracket fixed to the wall of an elevator. The elevator is accelerating in…

A: When any action force is applied on an object, then the object applies same magnitude of force as a…

Q: You are given the job of moving a refrigerator with a mass of 1.8 x 102 kg across a horizontal…

A: Given: The mass of the object is 1.8x102 kg. The coefficient of the kinetic friction is 0.45.

Q: If no net external force acts on an object which of the following is true Group of answer choices…

A: According to first law of newton, An object remains at rest or in motion with constant velocity,…

Q: The figure below is for a 70 kg person standing in an elevator as it moves up. Use g = 10 m/s².…

A: mass of person m = 70 kg g = 10 m/s

Q: 2. Which of these will feel the biggest gravitational pull on earth? A. a 10,000 kg cotton C. a 100…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A car has a mass of 1100 kg. It accelerates continuously from rest and travels reaches a speed of 26…

A:

Q: Static equilibrium means what about the movement Group of answer choices The net force can be…

A: static equilibrium : if the object is at rest (stationary) then the object is said to be in static…

Q: Two books are on a shelf 1.3 m from one another. Book A has a mass of 2.2 kg. Book B has a mass of…

A: Given data: Distance between books (r) = 1.3 m Mass of the book A (ma) = 2.2 kg Mass of the book B…

Q: When a certain force is applied to an object with a mass of 2 kg, its acceleration is 10.0 m/s2.…

A:

Q: If 1-kg of oatmeal weighs 10 N on the Earth’s surface, what can be said about the weight of 1-kg of…

A: The given values with suitable variables are listed below. Here, mo denotes the mass of oatmeal, Wo…

Q: A crate remains stationary after it has been placed on a ramp inclined at an angle with the…

A:

Q: Consider the following statement: “The normal force on an object is always equal to the weight of…

A: Firstly, the normal force is not always parallel to the force of gravity as the normal force acts…

Q: Which of the following is TRUE about frictional force?     Frictional force always opposes motion…

A: Friction is a force that opposes relative motion between systems. Sometimes friction acts in same…

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!