On a cold winter day, a car tries to get moving on an icy road but does not get anywhere. What happens? Explain it in terms of forces and motion.

Q: 115. An 800-newton person is standing in an elevator. If the upward force of the elevator on the…

A: Given,

Q: Some of the top drag racers in the world are able to reach speeds of 530 km/h over a distance of…

A:

Q: A stalled car weighing 2500 kg is being pushed up a hill at constant velocity of 5 mi/h by three…

A:

Q: What average force is required to push a 20-kg stroller with your toddler in it for 5 seconds if the…

A:

Q: A large truck breaks down out on the road and receives a push back into town by a small compact car.…

A: The cruising speed is the speed of the vehicle, which smaller than the maximum speed. The truck is…

Q: The weight of a typical high school physics student is closest to 1. 1500 N 2. 600 N 3. 120 N 4. 60…

A:

Q: What net force is required to accelerate an 85 kg sprinter from rest to a speed of 12m/s in 3.0…

A: As per Newton’s 2nd law, the net force can be represented as, Here, m and a represent the…

Q: You swing a bat and hit a heavy box with a force of 1600 N. If the box moves when you hit it, the…

A: Given data: The force exerted by the bat on the box F = 1600 N

Q: Block of mass m=50 g, slide down on inclined plane with angle 0 = 60what is the normal force of the…

A: Given:  Block mass, m=50 g=0.05 kg Inclination angle, θ=60°  Standard data: Gravitational…

Q: A constant force of 200N is required to accelerate a 1600-kg trailer from rest to a speed of 25 m/s.…

A: Write the given values with the suitable variables. F=200 Nm=1600 kgu=0 m/sv=25 m/s Here, F is the…

Q: A boy on a skateboard is travelling north at 4.5 m/s when suddenly he is bumped in a direction 60°…

A: Given data Initial velocity , u=4.5 m/s Magnitude of acceleration is, a=0.5 m/s2 Angle ,θ=600 The…

Q: What acceleration does a baseball of mass 0.27 experience when hit by a bat if 180 N are exerted by…

A: Given  Mass = 0.27 kg Force When a baseball  hit by a bat(F) =180N We know that…

Q: A metal ball of mass 10 g falls in oil with a acceleration of 3.0 m/s at one instant. Calculate the…

A: a=Acceleration=−3 m/s2g=Acceleration due to gravity=9.81 m/s2m=Mass of ball=10 g

Q: Unbalanced forces that are not equal in size can cause an object to - O Stop moving O Change…

A:

Q: In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and…

A: Given data:  Initial velocity (Vi) = 0 m/s Final velocity (Vf) = 45.3 m/s Time interval (Δt) = 6.11…

Q: A person lowers a 40-kg barbell to the ground at a constant velocity at the gym. Which of the…

A: Given data:  Mass of barbell (m) = 40 kg Velocity of barbell is constant

Q: In an elevator problem, how do we know to use only the 2nd Newton law of motion for scale or…

A:

Q: In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and…

A: Consider the mass of the car and rider be m, its initial and final velocity be u and v,…

Q: 5) An ice hockey player strikes a puck of mass 170g with his stuck, accelerating it along the ice…

A:

Q: A rocket takes off from Earth's surface, accelerating straight up a 72.0 m/s¯. Calculate the normal…

A:

Q: The barrel pushes back with a force of magnitude (Answer in N.)

A:

Q: 5.5. Compare the tension in the coupling between the first two cars in a train with the tension in…

A: (a) The tension T on the coupling is equal to the force applies on it,. Its direction is opposite to…

Q: When you are in an elevator accelerating downward your apparent weight is: zero O less the same as…

A:

Q: Does something so small matter? What is the difference in the force experienced by the dancer (50…

A:

Q: A flat cushion of mass m is o Cu released from rest at the corner of Wind force the roof of a…

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

Q: A child of mass 30 kg sits on a sled of mass 10kg which is pulled along the ice at a constant speed…

A:

Q: A net force is acting on a body; therefore the body is a) being accelerated  b) losing mass c)…

A: According to Newton's 2nd law, acceleration of a body is equal to net force divided by mass. Hence…

Q: A 1000.0 kg car accelerates uniformly to double its speed from 13.7 m/s in 4.76 s. What net force…

A:

Q: As a rocket ascends, its acceleration increases even though the net force on it stays constant. Why?…

A: By Newton's second law of motion, the force is given as, F = ma

Q: A twelve-pound bowling ball is currently in equilibrium. Which one of the following statements is…

A: Solution as

Q: Consider a box sitting in the back of a pickup. The pickup accelerates to the right, and because the…

A:

Q: 5) An ice hockey player strikes a puck of mass 170g with his stuck, accelerating it along the ice…

A:

Q: The Earth pulls on the Moon with an average force of 2.0×10^20 N. (A number that is literally…

A: According to the Newton's third law of motion, each action causes a reaction equal in magnitude but…

Q: In which of the following cases would you feel weightless? A Walking on the moon B. Falling from an…

A: Weightlessness is felt when the only force acting on a body is the force of gravity. Force of…

Q: Calculate the normal force on a 15.0 kg block in the following circumstances: (a) The block is…

A: The normal force =15.0kg

Q: A flea jumps by exerting a force of 1.20×10−5 N straight down on the ground. A breeze blowing on the…

A:

Q: A 90-kg man stands in an elevator that is moving up at a constant speed of 5.0 m/s. The force…

A:

Q: A driver in a 1000 kg car traveling at 24 m/s slams on the brakes and skids to a stop. If the…

A: Given  m=1000kg v=24m/s u=0.80 We  have to find how long will the skid marks be? Your answer is…

Q: Suppose a car accelerates from 69 to 112 km/h?

A:

Q: A 81 kg skydiver can be modeled as a rectangular "box" with dimensions 24 cm × 47 cm × 170 cm. If he…

A: Given:-  m=81 kg  A rectangular "box" with dimension = 24×47×170 cm. His drag coefficient is 0.80…

Q: 4. A 90 kg man stands in an elevator that has a downward acceleration of 1.4 m/s. The force exerted…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: An 800 kg car exerts 4000N of applied force on a level road while being opposed by 700 N of…

A: Given: mass of car, m = 800 kg  applied force, F = 4000 N force of friction, f = 700 N

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!