1. A 40 lb resultant force causes a block to accelerate at 5 ft/s?. What is the mass of the block? 2. A net force of 42000 N acts on a 32000 kg airplane during takeoff. What is the force on the plane's 75 kg pilot? 3. A 50 gram tennis ball is in contact with the racket for a distance of 40 cm as it leaves with a velocity of 48 m/s. What is the average force on the ball.

Q: Two lovers are parked 10 m from the edge of a cliff in a sports car with mass, including that of the…

A: Given that Mass of the car is M = 1000 kg Mass of the rock is m = 50 kg Distance of the car from the…

Q: 1. A crate with a mass 32.5kg initially at rest on a warehouse floor is acted on by a net horizontal…

A:

Q: Mike pushes a box with a mass of 6.35 kg giving it an initial velocity of 2.35 m/s. The box comes to…

A: Given, Mass of box , m=6.35 kg Initial velocity , Vi=2.35 m/s Final velocity , Vf=0 m/s Distance ,…

Q: 357 kg car is moving at 35–. The driver then accelerates at 3.5 for 18.3s s2 a. How fast is the car…

A: given   m=1857 kg      initial velocity u=35 m/s      acceleration a= 3.5 m/s2     t=18.3 s v = u…

Q: A 0.5 kg soccer ball going 30 m/s is headed in the opposite direction 20 m/s. The interaction…

A: It is given that

Q: A satellite is traveling through distant space with a speed of 19,000 km/hr. What will happen to the…

A: Solution: In space there is no air blanket due to which there is no air friction. So, when…

Q: Eric is driving his scooter to soccer practice. his speed is 35 mph. splat! A mouth smashes against…

A: Newtons Third Law: As per Newton's third law for every action, there is an equal and opposite…

Q: An old phrase used to sell cars was that they could "stop on a dime," meaning they could stop before…

A:

Q: A 10 g bullet leaves the 0.75 m barrel of a gun with 250 m/s speed. The force exerted on the bullet…

A:

Q: A light mass and a heavy mass are dropped from the same height at the same time. Which one will have…

A: The velocity of the object in free fall is given as, v=2gh Since the height is the same for both the…

Q: What is the magnitude of the average force, in newtons on a 0.022 kg bullet to accelerate it to…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A 4.0-kg box lies on a table. You pull it up with a force of 12 N and it doesn't move. Match the…

A: Given value--- mass = 4 kg. pulling force = 12 N. g = 10 m/s2  We have to find--- the weight…

Q: You demonstrate hitting a board in a karate class. The speed of your hand as it hits the thick board…

A: Given: initial velocity, u = 14 m/s   mass, m = 0.7 kg  time, t = 0.002 s  final velocity, v = 0

Q: Q1: A100 kg man in space throws a 20kg space rock. As a result, the man accelerates to the left at…

A: Since Fext = 0 N on the system(man+rock) Using F =macm acm=F/m = 0 m/s2

Q: A 2.00-kg (20.0-N) stone is dropped from a height of 5.0 m, and strikes the ground with a velocity…

A: Given:- The stone has a mass m = 2.0 kg  The height of the stone h = 5.0 m  The velocity of the…

Q: For items 1 to 4 choose only ONE CORRECT ANSWER. No need for explanations. 1. In which of the…

A: 1.  A) Travelling through space in an accelerating rocket will feel weight. Since it is an…

Q: 4. A change in the state of motion is evidence of  a. a force   b. an unbalanced force  c. a…

A:

Q: A 1000 kg car travelling at 30m/s collided head-on with a 2000 kg van travelling at 20 m/s. After…

A:

Q: 2. You pull with a force of 255 N on a rope that is attached to a block of mass 30 kg, and the block…

A:

Q: -kg man jumps 1.00 m down onto a concrete walkway. His downward motion stops in 0.04 seconds. If he…

A: Here, we calculate the given as follow;

Q: 3. A bird tries to lift a worm by flying 47 degrees above the horizontal once it grabs it. If the…

A:

Q: 42. John is moving a 14 kg box in a Phsyics lab on an approximately frictionless surface. If the box…

A:

Q: If your mass on Earth is 55kg, what is your mass on the moon? a. 55kg c. 550 kg b. 55 N d. 550 N

A: Mass is always constant. Mass can not change. Weight change due to change of gravity.

Q: This is a Dynamic of Rigid Bodies subject. The 300-N block shown in the figure below is at rest on…

A: in this question  we use simple newton's second law of motion .

Q: A body has a weight of 400N at standard earth’s gravity of 9.806 m/s². When a force of 800N is…

A: Given value--- weight of body = 400 N. gravity on earth = 9.806 m/s2.  applied force = 800 N. We…

Q: 1. A child stands on a bathroom scale while riding in an elevator. The child's weight when the…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: A 100 kg go-kart travels at a velocity 2 m/s and then quickly stops in 8 seconds to avoid an…

A: Here, a=∆v∆t=0m/s-2m/s8s=-0.25m/s2

Q: 16. Block A with a mass of 2.0 kg is moving to the right at 5.0 m/s. It collides with a block B with…

A: Collision is the phenomenon where two bodies will interact with each other and the momentum of both…

Q: The International Space Station has a mass of approximately 370,000 kg. a. What is the force on a…

A: It is given that, m1=130 kgm2=370000 kgG=6.67×10-11 N.m2/kg2r=22 m

Q: A. If Force = pain, which will hurt more, moving INTO the balloon, or moving AWAY from the balloon…

A:

Q: Siobhan slides a 1.5 kg plate across the table towards you. a. What is the normal force acting on…

A:

Q: What do we get by the product of mass and velocity? a. Momentum O b. Force O c. Energy O d. Inertia

A: We know that Force = mass x acceleration inertia is related to mass as well. energy will have a unit…

Q: A soccer player kicks a stationary 0.425 kg ball giving it a speed of 13.7 m/s. The player’s foot is…

A: Given m=0.425 Kg (mass of the ball) u=0 (initial velocity of ball before the player kicks it) v=13.7…

Q: A stone is dropped from a height of 45 m. Approximately how long does it take to hit the ground?…

A: Given data:  Initial velocity (v0) = 0 m/s Height (h) = 45 m Required:  Time (t) taken to hit the…

Q: While exercising in a gym, you hold a 2,000-N weight at the height of 0.5 m above the floor. The net…

A: Given:- you hold a weight 2000 N at a height of 0.5 m above the floor .

Q: 6. Newtons Laws a. Write Newton's First law.. b. Write Newton's Second law. c. Write Newtons Third…

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Q: 4. Two blocks, A (mass=5.00 kg) and B (mass= 10.0 kg) are suspended by a cord on either side of a…

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Q: A block of mass m is dropped from the fourth floor of an office building and subsequently hits the…

A:

Q: An engineer is working on the redesign of the hilly position of the city. An important consideration…

A: Given data: The mass of the car, m = 1200 kg. The velocity of car on horizontal, v = 14 m/s. The…

Q: Curling is a sport played with 20 kg stones that slide across an ice surface. Suppose a curling…

A: Impulse  is the integral of a force, F, over the time interval,  Impulse applied to an object…

Q: Q1. Two blocks A and B are held stationary 10 m apart on a 20° inclined plane as shown in the…

A: WA= 250 N WB= 500 N let g= 10 m/s2 angle of slope, θ =20o

Q: A 0.16 kg billiard ball was traveling at 3.7 m/s when it collided with another billiard ball of the…

A: Mass of ball (m) = 0.16 kg Initial speed of 1st ball (u1) = 3.7 m/s Initial speed of 2nd ball (u2) =…

Q: Delfa falls from a building and is caught by the diving superhero. Assuming that Delfa with a mass…

A:

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: