4. A 7500-kg truck travelling at 5.0 m/s east collides with a 1500-kg car moving at 20 m/s in a direction 30° south of west. After collision the two vehicles remain tangled together. With what speed and in what direction does the wreckage begin to move?

Q: On a very muddy football field, a 120 kg linebacker tackles an 80 kg the linebacker is slipping with…

A: Given: ML=120KgVL=8.6 m/s towards north=8.6 j ^ m/sMH=80 KgVH=7.3 m/s towards east = 7.3 i^ m/s

Q: 6 slug object is moving to the right at 9 mph. It encounters a second object (mass 2 slugs) moving…

A:

Q: 14) A Nicole is a rugby player. Nicole, with a mass of 52 kg, is running with the ball at 3.8 m/s.…

A: Given: Mass of person N is m1=52 kg Mass of opponent is m2=61 kg Initial velocity of ball with…

Q: A 0.115-kg cart is moving to the right on a frictionless, horizontal track with a speed of 1.80 m/s.…

A:

Q: 1200. kg car is traveling north at 24.0 m/s . It collides directly with a stationary 800 kg car .…

A:

Q: A 5.08-kg bowling ball moving at 8.92 m/s collides with a 0.818-kg bowling pin, which is scattered…

A: Approach to solving the question: Detailed explanation:Examples: Key references:

Q: 12. A trail maintenance team is using explosives to remove a 895 kg boulder from a trail. When the…

A: We will use conservation of momentum to solve this problem.

Q: A 29500-kg open railroad car, initially coasting at 0.825 m/s with negligible friction, passes under…

A: Given : Mass of railroad car (M) = 29500 kg Speed (vi)= 0.825 m/s Mass of scrap metal (m) = 115000…

Q: 1. Two football players collide head-on while trying to catch a thrown football. The first player is…

A:

Q: the ball a velocity of 8 m/s. What is the ve

A: center of mass of an object is defined as the point where the entire weight of the object…

Q: . A hockey puck of mass 0.45 kg is shot west at 2.90 m/s strikes a second puck, initially at rest,…

A: We know that we have a hockey puck of mass m= 0.45 kg and shot west at 2.90 m/s strikes a second…

Q: A 22g superball rolls with a speed of 3.5 m/s toward another stationary 27g superball. The balls…

A: Given:- A m1 = 22g superball rolls with a speed of u1 = 3.5 m/s toward another stationary m2 = 27g…

Q: 8. Two blocks of masses 8 kg and 4.3 kg are placed on a horizontal, frictionless surface. A light…

A: 8.GivenMass of the block 1                       = 8 kgMass of block 2                             =…

Q: A  930 kg car traveling east collides with a 1650 kg truck that is traveling north. The two vehicles…

A: When two objects collisde and stick together, that collision is inelastic collisionIn inelastic…

Q: a car with a mass of 1300 kg is westbound at 45km/h. It collides at an intersection with a…

A:

Q: 8. A hockey puck of mass 0.45 kg is shot east at 2.30 m/s strikes a second puck, initially at rest,…

A:

Q: A girl is skipping rocks across a lake. One of the rocks accidentally ricochets off a toy boat…

A:

Q: A 2200-kg auto moving northward at 12.0 m/s runs into a 3800-kg truck which is also moving…

A: Given data:  Mass of auto (m1) = 2200 kg The velocity of auto (V1) = 12.0 m/s, towards North  Mass…

Q: What is the frictional force exerted on the 2kg-block when it is sliding? (b) What is the speed of…

A:

Q: A 5.25-kg bowling ball moving at 9.85 m/s collides with a 0.925-kg bowling pin, which is scattered…

A:

Q: *22. CD A 40.0-kg boy, riding a 2.50-kg skateboard at a velocity of +5.30 m/s across a level…

A:

Q: A toy truck, with a mass of 15.0 kg travels along a level table top at +1.0 m/s. A miniature car,…

A: Given, initial velocity of toy truck with mass 15.0kg , vinitial,truck = +1.0 m/s initial velocity…

Q: Two carts of mass 0.65 kg and 1.50 kg are moving on a level air track with velocities -1.60 m/s and…

A: Given, mass of the cart, m1 = 0.65 kgm2 = 1.50 kgv1 = -1.60 msv2 = +0.85 ms

Q: 4. A 0.3-kg block is moving to the right on a horizontal, frictionless surface with a speed of 0.6…

A:

Q: 12. A billiard ball moving at 5.00 m/s strikes a stationary ball of the same mass. After the…

A: Given data: -x1i=5 m/sxif=4.33 cos30∘m+Vsinθ mθ1=30∘Find: -The struck ball's velocity.

Q: A 72.5 kg projectile is used to deflect a 200 kg boulder heading towards a small town. The…

A: Given :      mass of projectile, mp  = 72.5 kg      mass of boulder, mb = 200 kg      initial…

Q: 3. nu space. Ender moves with a velocity v1 of 9.821 m/s while Shen, with a mass of 51.0 kg, moves…

A: To solve this question we will make use of the law of conservation of momentum. The law of…

Q: 1. A hunter on a frozen, essentially frictionless pond uses a rifle that shoots 4.20 g bullets at…

A: a)When the rifle is fired horizontally, apply the momentum conservation equation and substitute the…

Q: 2. A 4.0 kg ball moving to the right at 5.0 m's collides head-on with a 2.0 kg ball moving to the…

A:

Q: A 7951 - kg truck traveling at 7.33 m/s east collides with a 2262 - kg car moving at 17.2 m/s in a…

A:

Q: A 6.64 kg object is initially traveling in the positive x-direction at 9.44 m/s. It collides with a…

A: Given

Q: An bullet of mass m= 6.40g is fired into a block of mass M= 235g tha is initially at rest at the…

A: m = 6.4 g  M =  235 kg h = 0.197 m  d = 0.17 m

Q: A bowling ball of mass 8.0 kg is traveling at 10 m/s when it strikes a 1.5-kg bowling pin. After…

A:

Q: .A 1500-N force is required to raise an aluminum slab (the density of aluminum is 2700 kg/m3 ) to a…

A: Given: Upward force required, F = 1500 N density of aluminum, d = 2700 kg/m3 density of water = 1000…

Q: A 3.00-g bullet is fired horizontally into a 10.0-kg block of wood suspended by a rope from the…

A: Given that:Mass of bullet, m=3.00 gMass of block, M=10.0 kg=10000 gHeight of the system after…

Q: 5. A block of mass 1.93 kg is placed on a frictionless floor and initially pushed northward,…

A: GIVEN: mass of block m1 =1.93kg initial speed of block one u1 = 4.51m/s mass of second stationary…

Q: On a very muddy football field, a 110-kg linebacker tack- les an 85-kg halfback. Immediately before…

A: Draw the diagram of motion.

Q: A 0.150-kg glider A is moving to the right on a horizontal, frictionless air track with a speed of…

A:

Q: 8. In a police ballistics test, a 0.0100-kg bullet moving at 200 m/s is fired into a 1.00-kg block…

A:

Q: A 1000-kg car traveling west at 30 m/s collides with a 1000-kg truck traveling south at 20 m/s. The…

A: Velocity of the wreckage after the impact. Given, Speed of carvc=30 ms-1speed of truckvt=20 ms-1mass…

Q: The velocity of the center of mass never changes a collision. The final velocity is equal to the…

A: 1)Mass of skater (M) = 55 kg Mass of ball (m) = 3 kg Initial speed of the skater = 0 msVelocity…