An 8.00 kg block of ice is released from rest at the top of a 1.50 m long friction less ramp and reaches a speed of 2.50 m/s at the bottom. What is the angle between the ramp and the horizontal? 12.3 degrees  13.3 degrees 14.3 degrees 15.3

Q: A 5 kg block slides on a surface with friction (mu = 0.1). If the initial KE is 50 J, how far does…

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Q: Starting from rest, a 28.0 kg28.0 kg child rides a 8.75 kg8.75 kg sled down a frictionless ski…

A: Given  Mass of the child mc=28.0kg Mass of the sled ms=8.75kg Total mass M=mc+ms M=28.0+8.75…

Q: *10. mmh A stream of water strikes a Stationary turbine "0 = +16.0 m/s stationary turbine blade…

A: Given: Incident velocity of water (vo) = +16.0 m/s. Exiting velocity of water (vf) = -16.0 m/s. Rate…

Q: A car's bumper is designed to withstand a 6.12 km/h (1.7 m/s) collision with an immovable object…

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Q: cat of 20 kg mass is running at 8.0 m/s toward a stationary skateboard with a mass of 2 kg. The cat…

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Q: 18. A 45-g arrow was released with an average force of 115 N over a distance of 5.75 m. What is the…

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Q: 3.00 kg 5.00 kg The coefficient of friction between the 3.00-kg block and the surface in Figure is…

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Q: A 20kg-block is released from rest at A. The block slides along the rough surface ABC to hit a 4 kg…

A: This question can be solved by applying the basic concepts of projectile motion.

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A: 1. Using conservation of Total Mechanical Energy is the most appropriate method to be used for…

Q: Initial Height h₁ m = 325 kg h₁ = 19.5 m 1 Car mass, with passengers = m No friction. 2 Bottom 3…

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Q: A projectile of mass 0.719 kg is shot straight up with an initial speed of 22.1 m/s. (a) How high…

A: Mass (m) = 0.719 kg Initial speed (u) = 22.1 ms

Q: Two objects are connected by a light string passing over a light, frictionless pulley as shown in…

A: a)By energy conservation law, the kinetic energy gained by mass m2 will be equal to the potential…

Q: 36.A skier starts to ski without speed for the first time from the 40 m high ramp. After the lower…

A: Given that: Height of ramp = 40 m Coefficient between the skier and the ground in the flat area =…

Q: block of ice with mass 2.00 kg slides 0.810 m down an inclined plane that slopes downward at an…

A: mass of block of ice (m) = 2 kg distance (d) = 0.810 m Angle of incline (θ) = 31o

Q: You are driving a 1000 kg car in a race against a monster truck (10000 kg) and a clown car (300 kg).…

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Q: Two runners run up two different flights of stairs. They reach the top at the same time. The man has…

A: We need to analyze certain parameter about the motion of a man and a woman.

Q: 1.30 kg object slides to the right on a surface having a coefficient of kinetic friction 0.250 (Fig.…

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Q: Q1) A 5 kg block initially at rest is pulled to the right along a horizontal surface by a constant…

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Q: m = 325 kg h1 = 19.5 m h2 = 4.7 m A roller coaster car of mass m is rolling down the track,…

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Q: A 62.0 kgkg skier is moving at 6.90 m/sm/s on a frictionless, horizontal, snow-covered plateau when…

A: The mass of skier, m=62.0 kg   The velocity of the skier, vi=6.90 m/s   The coefficient of kinetic…

Q: A car's bumper is designed to withstand a 5.04 km/h (1.4-m/s) collision with an immovable object…

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Q: A car's bumper is designed to withstand a 6.84 km/h (1.9 m/s) collision with an immovable object…

A: SOlution: given thatinitial speed u = 1.9 m/smass m = 940 kg finsal speed = 0 collapse distance d =…

Q: 3. The spring shown below is compressed 0.500 m and is used to launch a 100-kg student. The track is…

A: We have spring of spring constant k=80000 N/m which is compressed to distance x=0.5 m by a m=100 kg…

Q: 75. ao A net external force is applied to a 6.00-kg object that is initially at rest. The net force…

A: Determine the work done,

Q: The sport of curling is quite popular in Canada. A curler slides a 19.1-kg stone so that it strikes…

A: Stone 1 of mass m=19.1 kg is moving with a velocity v=6.8 m/s (say in +y-direction) before hitting…

Q: A 62.0 kg skier is moving at 6.90 m/s on a frictionless, horizontal, snow-covered plateau when she…

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Q: Q1) A 5 kg block initially at rest is pulled to the right along a horizontal surface by a constant…

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Q: A packing crate with mass 80.0 kg is at rest on a horizontal, frictionless surface. At t = 0 a net…

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Q: 1500 kg car starts from rest at the top of the driveway that is sloped at an angle of 30 degrees to…

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Q: alculate the final speed ?? of a 2.00-kg object that is pushed for 31.0 m by a 40.0‑N force directed…

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Q: 11. A 2-kg block starts from rest at the top of a 10-m long ramp inclined at 45 deg to the…

A: The coefficient of friction between the block and the ramp is 0.42

Q: 9.7 kg block of wood resting on a platform was hit by a 31 g of bullet travelling upward with a…

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Q: Suppose that a 117.5 kg football player running at 8.5 m/s catches a 0.44 kg ball moving at a speed…

A: Given data: The mass of player is M=117.5 kg. The mass of ball is m=0.44 kg. The speed of player is…

Q: A truck of mass 1.5x10^4 kg travelling at 85 km/h [S] collides with a car of mass 1.2x10^3 kg…

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Q: 60 kg s0kg 10m H A section of a roller coaster track assumed to be frictionless is shown with two…

A: Given- mass of first roller coaster car m1 =60.0 kg mass of second roller coaster car m2= 80.0 kg…

Q: A body is traveling at 2.0 m/s along the positive direction of an x axis; no net force acts on the…

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Q: A 5-kg block slides off the horizontal surface of a table with initial speed 1.45 m/s and hits the…

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Q: A 10-g bullet moving horizontally with a speed of 1.8 km/s strikes and passes through a 5.0-kg block…

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Q: A 31.0-kg skateboarder rides on a 10.0-kg skateboard at 5.7 m/s on a level road before jumping into…

A: a)maximum height = u2Sin2∅/2g  = (10Sin(27))2/19.6  = 1.05 m option A is correct

Q: A 0.2 kg softball is thrown straight up with an initial speed of 9 m/s.  How high in meters does it…

A: Given, a mass of m=0.2 kg softball is thrown straight up with an initial speed of u=9 m/s.   We need…

Q: 4. A pick-up truck of mass 3.5 x 103 kg waiting at a red light is struck from behind by a car of…

A: Write the given values with the suitable variables. M=3.5×103 kgm=1.2×103 kgd=3.2 mμ=0.25 Here, M is…

Q: m = 325 kg h1 = 19.5 m h2 = 4.7 m  A roller coaster car of mass m is rolling down the track,…

A: Given data: Mass of car, m=325 kg Initial height, h1=19.5 m Final height, h2=4.7 m Our question is…

Q: A 8.00-kg block of ice is released from rest at the top of a 1.60-m long frictionless ramp, slides…

A: Given:mass of block, m = 8.0 kgLength of frictionless ramp, L = 1.6 mspeed of block at the bottom, v…

Q: Two bumper cars at the county fair are sliding toward one another (see figure below). Initially,…

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Q: 1. An object of mass m, = 5.60 kg placed on a frictionless, horizontal table is connected to a…

A: According to the conservation of energy, the initial and final total energy of the system always…

Q: The coefficient of friction between the block of mass m1 = 3.00 kg and the surface in the figure…

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Q: A 56.32-kg skier with an initial speed of vi=44.29 m/s coasts up a H=15.4-m-high rise as shown in…

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.