wo objects are connected by a light string passing over a light, frictionless pulley as in the Figure shown. The 5.00-kg object is released from rest at a point 4.00m above the floor. a) Determine the speed of each object when the two pass each other b) Determine the speed of each object at the moment the 5.00-kg object hits the floor? c) How much higher does the 3.00-kg object travel after the 5.00-kg object hits the floor?

Q: 12.) A 2kg rock is moving at a speed of 6m/s. What is the magnitude of the force needed to stop the…

A: Given, A 2kg rock is moving at a speed of 6m/swe are asked to the magnitude of the force needed to…

Q: A 2.0-kg block initially at rest is pulled to the right along a horizontal, frictionless surface by…

A:

Q: what is the kinectic energy of this Object at this point

A: Answer is 0.5 J. Find explanation in next step .

Q: A stuntman of mass 55 kg is to be launched horizontally out of a spring- loaded cannon. The spring…

A: Mass of stuntman (m) = 55 kg Spring coefficient (k) = 266 N/m Compression in spring (x) = 5 m Need…

Q: An object of mass m is at rest at the top of a smooth slope of height h and length L. The…

A: Total energy of the system at top point is due to the gravity.  And just before reaching the bottom…

Q: 2.) Two blocks with different masses are dropped, hitting the ground with the same velocity. Which…

A: Given : two objects with differnt masses are droppedThey hit the ground with same velocity Let their…

Q: 1- A hijacker drops an 80 kg chest of gold from an airplane. Neglecting air resistance, how far does…

A: (1) Assume a mass(m) chest of gold in a kilogram is dropped by a hijacker from an airplane.…

Q: 1. A roller coaster car with a mass of 2.1 x 10²kg is at rest at the top of a 40. m hill above the…

A:

Q: Two objects (m, = 5.35 kg and m, = 3.35 kg) are connected by a light string passing over a light,…

A: Given m1 = 5.35 kg m2 = 3.35 kg

Q: An atomic nucleus at rest decays radioactively into a smaller nucleus and an alpha particle (i.e. a…

A: Given:An larger nucleus decays into a smaller nucleus andan alpha particle. Speed of alpha particle,…

Q: An actor whose mass is 75 kg jumps from the platform. Determine the speed of the actor as it hits…

A: Given that: height, h=5 mg=9.8 m/s2mass, m=75 kgv=?

Q: A 3 kg pendulum bob on a string 5 m long is released with a velocity of 3 m/s when the support…

A: Given data: Mass (m) = 3 kg Length (L) = 5 m Initial velocity (u) = 3 m/s Angle (θ) = 25°, with the…

Q: IP A 2.6 kg block slides with a speed of 2.5 m/s on a frictionless horizontal surface until it…

A: Have a look dear

Q: A skateboarder running at a speed of 2.1 m/s jumps onto their stationary skateboard, resulting in…

A: We have a skateboarder of mass M=54.8 kg moving with an initial velocity v1=2.1 m/s running towards…

Q: Q2 Force F is applied for a short time. Find the object's location at t = 30 s. x(0) = 0, x(0) = 1,…

A:

Q: The system of two masses (M and m) shown below is released from rest. Calculate the speed of mass…

A:

Q: What is the magnitude of the force that must be applied to a 25 kg-object initially at rest such…

A: Given, m= 25kg v1= 0m/s v2= 100m/s t= 5s

Q: a) 90 m/s b) 18 m/s c) 35 m/s d) 4.7 m/s e) 27 m/s

A: work done w=∫F→.ds→work energy theoremwork done by all the forces = change in kinetic energy

Q: When jumping straight down you can be seriously injured if you land stiff legged. One way to avoid…

A: Consider v0 as the initial speed of the man which is given as 5 m/s. The man stops completely after…

Q: A Physics book of unknown mass is dropped from rest 5.5 m. a). Draw a sketch of the scenario. b).…

A:

Q: Extra credit: A ball is thrown straight up with a velocity of 15 m/s. What maximum height does the…

A: Given data The initial velocity of the ball is u = 15 m/s.   The maximum height is calculated as,…

Q: 8. A 10-kg block is set moving with an initial speed of 6 m/s on a rough horizontal surface. If the…

A:

Q: A 50kg box and a 15 kg box are dropped from a 50 m cliff at the same time, from rest. Which of the…

A:

Q: JABBI Two objects are connected by a light string passing over a light, frictionless pulley. The…

A: Given, mass of the object,  m1 = 5.00 kgm2 = 3.00 kg initial height above the ground, h = 4.0 m

Q: 3) A bungee jumper of mass 65.0 kg jumps off of a bridge with a long bungee cord tied safely and…

A: Let us consider the graph given :

Q: Questions 7.-10. refer to a 50.0-kg skater starting from rest on a parabola-shaped track at a height…

A:

Q: If two cars with masses m1 = 600 kg and m2 = 200 kg are moving at the same speed, calculate the…

A:

Q: A block of mass m on a frictionless surface is attached to a massless spring of constant k, When…

A: First we find,ΔKA​=Kf​−Ki​Kf is kinetic energy at x=0 and K_i is kinetic energy at x=xi At x=xi the…

Q: The bouncing of a falling object from the ground can give us clues about the ground forces on the…

A: Here we have to use equation of motion

Q: Block X Vx Block Y 10. M M Figure 1. Before the collision Block X Block Y VXY. м м M M Figure 2.…

A: Given situation: Block X slides along a horizontal surface with a speed vx toward block Y which is…

Q: A 10 kg mass slides down a frictionless incline from rest. It crosses a 5 mwide surface with a…

A: Given that, the value of mass and height and distance and also given coefficient of friction.

Q: A 600g air track glider collides with a spring at one end of the track. The graphs below show the…

A: Impulse is the multiplication of force with the small time interval.

Q: A cat kicks a 0.43 kg chees block that was initially at rest. the net force is 20. What is the…

A:

Q: The ABC part of the road in the figure is frictionless, beyond C the friction coefficient is u =…

A: The mass of the ball, m = 2 kg. The velocity of the ball at point A, vA is 3 m/s. The coefficient of…

Q: Two blocks with different mass are attached to either end of a light rope that passes over a light,…

A:

Q: What is the maximum height a 25 kg object will travel if it is thrown straight up in the air at 100…

A:

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.