Physics question and answers for May 18, 2024
- Q A 31 3 kilogram child on a skateboard is traveling at a speed of 8 29 m s when he collides head on with his 85 1 kilogram father who...
- Q Work each of the following problems SHOW ALL WORK 1 A 1 kg blob of clay moving at 8 m s collides inelastically with a 3 kg wooden block that...
- Q DR C H 5 0 m b 9m d e H 5 0 m 7 777777 7777 C1992M1 A ball of mass 9m is dropped from rest from a height...
- Q pendicular to each other until they collide Figure below Particle 1 has mass 2m and momentum of magnitude 2p and particle 2 has mass 3m and momentum of magnitude p...
- Q Two objects with the same mass move toward each other with the same speed and experience an elastic collision Compare the final velocities of each object to their initial velocities
- Q 10 points Three different mass balls are moving on a large soccer field Ball 1 has a mass of 6 76 kg and is moving with a velocity of 9...
- Q 2006B2B 1 5M A small block of mass M is released from rest at the top of the curved frictionless ramp shown above The block slides down the ramp and...
- Q A metal bar is hanging from a hook in the ceiling when it is suddenly struck by a ball that is moving horizontally see figure The ball is covered with...
- Q Two cylinders of the same size and mass roll down an incline Cylinder A has most of its weight concentrated at the rim while cylinder B has most of its...
- Q Please rank the following objects momentum from greatest to least Greatest 1 2 3 4 A1 24 x 105 kg helicopter hovering in mid air at rest A55 kg person...
- Q 10 points A 6 pounder field gun cannon used during the American Civil War has a mass of 405 kg and uses cannonball with a mass of 2 40 kg...
- Q 10 points A 0 099 kg bouncy ball is dropped from a certain height and reaches a speed of 6 3m right before it bounces on the ground S If...
- Q 10 points Two balls are traveling towards each other an have an inelastic collision S Ball A has a mass of 3 1 kg and a velocity of 1 00...
- Q A rubber ball and a lump of clay have equal mass They are thrown with equal speed against a wall The ball bounces back with nearly the same speed with...
- Q A steel ball weighing 190 lbs slides on a flat horizontal floor surface and strikes a stationary wooden ball weighing 180 lbs If the steel ball has a velocity of...
- Q 2788074 3 n jpg Question 13 Add your answer A steel ball weighing 213 lbs slides on a flat horizontal floor surface and strikes a stationary wooden ball weighing 206...
- Q Question 2 Whether a truck comes to a stop by crashing into a haystack or a brick wall the stopping force is A greater with the haystack B greater with...
- Q Q1 A car with a mass of 1100 kg is travelling at a speed of 33 m s Determine the magnitude of the total momentum
- Q 28 A 0 24 kg blob of clay strikes a wall at speed O 26 N O 51 N O 42 N O 35 N 16 m s The clay...
- Q For a system consisting of two particles that undergo an elastic collision momentum is conserved but Kinetic energy is not conserved O both kinetic energy and momentum are conserved neither...
- Q A 1200 kg car moving at 15 6 m s collides with a stationary car of mass 1500 kg If the two vehicles lock together what is their combined velocity...
- Q A handball of mass 0 180 kg traveling horizontally at 29 0 m s strikes a wall and rebounds at 18 0 m s What is the magnitude of the...
- Q p mv ElasticCollisions KE m U mgh U kx Wtric Fried Fine N E KE U U E W c Ej Wiric v V2 v 5 V F Fo vost...
- Q A 2 05 x 105 kg runaway steam locomotive is heading for a baby lying on the tracks at 25 m s Mighty mouse wants to fly head on into...
- Q m 1 56 kg ball traveling rest What was the final velocity of the system 4 6 horizontally landed in a 22 kg wheeled cart that began at
- Q after before A block of mass m 12 kg travels from left to right across a frictionless surface at constant speed V Just ahead of it is a second block...
- Q 6 Incorrect Tries 1 8 Previous Tries 0 2 V 4 6 t s 12 p67 The figure gives as a function of time t the force component Fx that...
- Q H O 02 X L hrw8c9p5 A cubical box open at the top with edge length 68 cm is constructed from metal plate of uniform density and negligible thickness see...
- Q hrw8c9p92 A body of mass 6 0 kg is traveling at 3 3 m s along the positive x axis with no external force acting At a certain instant an...
- Q H O L X hrw8c9p5 A cubical box open at the top with edge length 68 cm is constructed from metal plate of uniform density and negligible thickness see the...
- Q Course Contents HW Bonus center of mass of the Earth Moon nrw8c9p115 How far is the center of mass of the Earth Moon system from the center of the Earth...
- Q E4 123 5 6 7 8 9 10 time s A 4 kg block sliding on a frictionless surface is moving with an initial velocity of 7 m s An...
- Q Consider a projectile 0 1 kg fired into a ballistic pendulum 0 5 kg the resulting collision is Elastic Inelastic none of the above
- Q A spring loaded ballistic cart measuring 0 5 kg is in contact with a second 0 8 kg cart The carts are initially at rest on a level surface The...
- Q A billiard ball moving at 2 5 m s strikes a stationary ball of the same mass After the collision the first ball moves at 2 17 m s at...
- Q 45 4 0 m s 3 0 m s 2 0 m s 20 g 30 g 12 3 Problem 3 The figure above on the left shows a collision...
- Q In the figure a weightlifter s barbell consists of two identical uniform spherical masses each with radius 0 140 m and mass of 40 0 kg The weights are connected...
- Q A small comet moves at velocity 5100 m s Heat from the sun makes it break into two smaller pieces The first piece has mass 1310 kg and velocity 5640...
- Q The image below is of your new best friend m 56kg on a skateboard negligible mass At first they are not moving Say you toss a basketball m 0 5kg...
- Q 1 3 0 m s 1 kg Before Collision 2 kg After Collision 1 kg 2 kg A block of mass 1 kg slides on a frictionless horizontal surface with...
- Q Describe what will occur when your new best friend catches the basketball explaining your thinking You don t need to include math in this answer 5 pts
- Q 65 II A figure skater can increase her spin rotation rate from an initial rate of 1 0 rev every 1 5 s to a final rate of 2 5...
- Q torque platform A friend starts him rotating with an initial rotational speed as shown on the left part of the figure When the man pulls the heavy masses in close...
- Q 8 A 50 0 kg woman riding on a 10 kg cart is moving east at 5 0 m s The woman jumps off the front of the cart and...
- Q What is the approximate mass of the boy 15 kg 20 kg 40 kg 10 kg 30 kg
- Q 6 When should you apply the conservation of momentum equation
- Q 3 What is the equation that relates impulse to momentum
- Q A 4 0 kg model rocket is launched shooting 50 0 g of burned fuel from its exhaust at an average velocity of 625 m s What is the velocity...
- Q An astronaut at rest in space with mass 84 kg fires a thruster that expels 35 g of hot gas at 875 m s What is the velocity of the...
- Q A 9 00 kg mass is moving to the right with a velocity of 14 0 m s A 12 0 kg mass is moving to the left with a...
- Q Suppose that you have a mass of 45 7 kg and are standing on frictionless roller skates Someone then throws you a 2 50 kg mass with a velocity of...
- Q A 6813 kg truck traveling at 4 79 m s east collides with a 1908 kg car moving at 24 05 m s in a direction 44 south of west...
- Q The diagram depicts a 2 kg mass colliding with and sticking into a second box What is the mass of the second box 6 Before collision 2 kg After collision...
- Q A bowling ball has a mass of 5 1 kg and is traveling with a velocity of 22 m s down the lane How much momentum does it have Do...
- Q 9 A 45 0 kg ice skater stands at rest on the ice A friend tosses the skater a 5 0 kg ball The skater and the ball then move...
- Q 2 A 3 kg bird is flying at 18 m s above a lake looking for food The bird spots a 1 2 kg fish at rest in the water...
- Q A 6 kg object starts at rest It is th A How much initial momentum P c m x v 6 X Calculate the impulse that act R
- Q 4 A 55 kg softball player is running holding a 0 15 kg softball at a speed of 2 4 m s east She throws the ball with a speed...
- Q 5 An 1850 kg luxury sedan stopped at a traffic light is struck from the rear by a compact car with a mass of 975 kg The two cars become...
- Q 10 Two astronauts of masses 60 They suddenly push each other
- Q 4 cart of mass M 500 kg and initial speed 5 00 m s collides head on with a second cart of nass M 3 00kg at rest Assuming the...
- Q A pole is planted into the ground at a 38? angle. At the end of the pole is a 500 N pot. What force would need to be added to...
- Q What is the moment of inertia of a uniform solid cylinder about its central axis of diameter d = 0.190 m, and total mass M = 1.65 kg? Show your...
- Q Two train cars are coupled together, traveling together on a straight level track with a velocity of 1.50 m/s to the right. The leading Car A has a mass of...
- Q On a frictionless horizontal floor, two objects collide. Object A, which is moving in a velocity of 72 m/s, is 7 times of object B, which has a velocity of...
- Q A 5.0 kg fish moving at 6.6 m/s eats a 1.5 kg fish at rest. Neglecting friction, what is the velocity of the fish after his lunch?
- Q A 65 g bullet is shot at 400 m/s into a 3 kg block of wood at rest. How much kinetic energy is lost in this collision?
- Q A ballerina spins initially at 1.5 rev/s when her arms are extended. She then draws in her arms to her body and her moment of inertia becomes 0.88 kg m,...
- Q A 0.005 kg coin moving to the right at 0.25 m/s makes an elastic head-on collision with a 0.015 kg coin that is initially at rest. After the collision, the...
- Q 20. A puck with a mass m1 = 50 g moving at 1.0 m/s approaches a stationary puck with a mass m2 = 100 g on a frictionless air table,...
- Q A baseball of mass 0.152 kg, travelling horizontally at 37.5 m/s[E], collides with a baseball bat. The collision lasts for 1.15 ms.Immediately after the collision, the baseball travels horizontally at...
- Q Two 1 kg balls move away from each other,one traveling 2 m/s to the right, the other1 m/s to the left.What is the magnitude of the total momen-tum of the...
- Q A soccer ball with a mass of 0.434 kg approaches a player horizontally with a speed of 16.0 m/s. The player kicks the ball with her foot, which causes the...
- Q In principle, when you fire a rifle, the recoil should push you backward. How big a push will it give? Let's find out by doing a calculation in a very...
- Q A 64 kg canoeist stands in the middle of her canoe. The canoe is 3.1 m long, and the end that is closest to land is 2.6 m from the...
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