A small sports car collides head-on with a massive truck. The magnitude of the greater impact force acts on  a. the truck b. the car c. neither, the force is the same for both

Q: CAR A 1. Greater force is needed to stop car because it has higher inertia. 2. Bodies with higher…

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Q: 5. Crumple zones increase the occupants and the interior of the vehicle. of the collision between…

A: Crumple zone also known as crush zone of vehicle. It is structural safety feature of vehicle.

Q: How can you increase the linear momentum of something? A A. Increase its mass. B B. Increase its…

A: According to question we need to define  linear momentum.

Q: when running on level ground, the angle at which my center of mass is projected into the air is 45…

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Q: 3. A man and his bicycle has a combined mass of 70 kg. Calculate the constant net propulsive force…

A: From Newton's second law we know that the rate of change of momentum of an object is directly…

Q: A 650-g cricket ball that moves to the right with a speed of 15.0 m/s is struck by a cricket bat.…

A: Given, mass of ball=650 gm speed of ball in right direction =v=15.0 m/s     ( consider right…

Q: A 4.0-kg mass has a velocity of 4.0 m/s, east when it explodes into two 2.0-kg masses. After the…

A: The magnitude of the velocity of the other mass can be calculated using given steps:Given:

Q: A billiard ball has a diameter of 80 mm. How high above billiard table should the ball be struck by…

A: Solution: Given that diameter of cue ball D=80 mm

Q: 13. If you get your feet in a canoe and move toward the front, the canoe moves in the opposite…

A: Solution: Step1 - Here we will understand the concept that will be used to solve this question.…

Q: When you jump up, does the world recoil downward? Explain.

A: Required : When we jump, does the world recoil downwards ?

Q: A 1200 kg car is traveling at 3.0 m/s and strikes a wall. The car bounces off the wall with a…

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Q: 16. Three particles are placed in a line. The left particle has a charge of - 67 × 10-6 C, the…

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Q: At an instant when a particle of mass 50 g has an acceleration of 80 m/s2 in the positive x…

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Q: 6. Three objects of equal mass are connected as shown. Determine the acceleration of the system. m…

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Q: 17. Why does it hurt less when you fall on a softer surface? a. The softer surface decreases the…

A: Given data: You fall on softer surface. To determine that Why does it hurt less when you fall on a…

Q: 14. mmh A golf club strikes a 0.045-kg golf ball in order to launch it from the tee. For simplicity,…

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Q: Three masses are in contact with each other and lie on a smooth horizontal surface, as shown in the…

A: The force is being applied to the 1st mass only. The result is that the entire systemmoves with the…

Q: A rod of length 30.0 cm has a linear density (mass per length) given by 2 = 50.0 + 20.0 x where x is…

A: Given Data Length of the rod is L=30.0 cm=30.0 cm×1 m100 cm=0.30 m Linear density of the rod is…

Q: A 75.0 kg person is riding in a car moving at 10.1 m/s when the car runs into a bridge abutment as…

A: Given: The mass of the person is 75.0 kg. The initial speed of the car is 10.1 m/s. The time…

Q: Given that the force per unit area that may cause a bone fracture is 109 dyne/cm2,the minimum height…

A: Mass of person (m) = 70 kgForce per unit area that may cause fracture = 109 dynecm2Area of heels (A)…

Q: A 2500-kg truck moving at 10.00 m/s strikes a car waiting at a traffic light, hooking bumpers. The…

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Q: A 4,400 kg barrel rests on a frozen pond. The barrel is loaded with a 36 kg ball. The barrel fires…

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Q: Two bodies under gravitational attraction with masses of 2kg and 4kg are moving towards each other…

A: To calculate: The velocity of the center of mass of two bodies.  The formula to calculate the…

Q: Two ropes are used to support a stationary weight W. The tensions in the ropes must a. each be W/2…

A: kinetic energy = (1/2) mv2  potential energy = mgh  momentum = mv

Q: 14. TRUE OR FALSE. A big truck will always have more momentum than a small car. a. TRUE b. FALSE

A: Momentum is the times of mass and velocity. it is a vector quantity P=mv Where P is the momentum m…

Q: If you and your friend are in space, and you push each other, two of you will move apart. Please…

A: Introduction: As we know that there is no acceleration due to gravity and any other external forces…

Q: Alex throws a 0.15-kg rubber ball down onto the floor. The ball's speed just before impact is 4.5…

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Q: An 80-g ball is thrown at a horizontal speed of 15 m/s to the right when it collides with a wall and…

A: Mass of ball "m"= 80g  Horizontal Velocity "vi"= 15m/s  after collision velocity "vf"= 12m/s time of…

Q: The Moon is 60 Earth radii (i.e. 60 rEarth) from the center of the Earth and has a mass of 0.012…

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Q: A ball rolls down a slope and off a flat floar. Ignoring air resistance, what force ar farces act on…

A: There no frictional force acting on it Only force is the gravitational force

Q: 4. The parking brake fails on a parked car at the top of a hill and it rolls down the hill¹. At that…

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Q: To pull an old stump out of the ground, you and a friend tie two ropes to the stump. You pull on it…

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Q: A stone, when thrown on a glass window, smashes the windowpane to pieces, but a bullet from the gun…

A: Because of the small speed, the stone remains in contact with the windowpane for a longer period. It…

Q: 2. A glass beer mug has a mass of 1.3 kg when empty. You fill the glass with 0.7 kg of beer and…

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.