2. A 0.600-kg particle has a speed of 2.00 m/s at point A and kinetic energy of 7.50 J at point B. What is (a) its kinetic energy at A? (b) its speed at B? (c) the total work done on the particle as it moves from A to B?

Q: While a 0,024 kg bullet is moving in the horizontal direction shown below, it hits a 44 kg block.…

A: Given data: Mass of bullet = 0.024 kg                      Mass of block = 44 kg…

Q: A baseball player hits a 5.1-oz baseball with an initial velocity of 130 ft/s at an angle of 40°…

A: Given:θ=40ovo=130 ft/s

Q: 2. Jack and Kay(t)lin crash their bumper cars head-on to each other.  Both cars (including…

A: Given that, Mass of Jack's car, m=235 kg,Mass of Kay's car, m=235 kg,Intial velocity of Jack's car,…

Q: A 1250 kg car moving with a speed of 28.1 m/s runs into the back end of a 9260 kg truck moving with…

A:

Q: Problem 3. A 100 g ball is moving at a speed of 20 m/s strikes a bat and remains i contact with it…

A: Given:m=100g =0.1 Kgv=20 m/st=0.1 sec

Q: Homer Hickam is launching rockets upward from the ground with an initial upward velocity of 15.5…

A:

Q: Block A weighing 25 N collides with block B, which is at rest, with a speed of 30 m/sec. Block B…

A:

Q: 2. A 1800-kg car enters a section of curved road in the horizontal plane and speeds up at a uniform…

A:

Q: A ball is thrown from the top of a 25-m tall building with an initial velocity v 0 at an angle …

A: Write the given data. v0x=v0cosθv0y=v0sinθx=20 my=25 m

Q: 2.2.14. [Level 2] A ball is launched with a speed vo at an angle B = 50° with respect to the…

A:

Q: Small steel balls fall from rest through the opening at A at the steady rate of 3 per second. Find…

A:

Q: If the sum of the forces on a particle is not equal to zero, the particle is O moving with constant…

A: Given the sum of forces is not zero.

Q: A 1000-kg car moving at 5 m/s slams into a 1000-kg car at rest. a) calculate the speed of the two…

A:

Q: -A 0.60N bullet with a velocity of 360 m/s strikes a 90N block of wood moving a velocity of 10m/s in…

A: Weight of the bullet w1=0.60 N Velocity of the bullet v1=360 m/s Weight of the block w2=90 N…

Q: Two spheres A and B, where A has twice the mass of B, are projected at the same horizontal velocity…

A: sphere A will land at some time after sphere B.

Q: Small steel balls fall from rest through the opening at A at the steady rate of 4 per second. Find…

A:

Q: (a) Calculate the momentum of a 2000-kg elephant charging a hunter at a speed of 7.50 m/s. (b)…

A: Given:-m= 2000 kgv=7.50 m/sMass of dart, md=0.0400 kgspeed of dart, vd=600 m/sMass of hunter, md=90…

Q: Determine the velocity of A after impact if the impact is perfectly elastic, b) Determine the…

A: for solution refer below images.

Q: A round object of mass M and radius R roll down a hill of height h. Calculate the linear speed of…

A: Given data: The mass of the hollow cylinder is "M", radius is "R and height is "h" Need to determine…

Q: A 13,129-lb truck enters an emergency exit ramp at a speed of 112.4 ft/s. It travels for 7.9 s…

A:

Q: A 300 lb block is in contact with a level plane whose coefficient of kinetic friction is 0.10. If…

A:

Q: Consider a particle A of mass mA = 6 kg moving at a velocity a = 5 i+5 j m/s and a particle B of…

A: Mass of the ball A (mA) = 6 kg Velocity of the ball A (VA) = 5i+5j Mass of the ball B (mB) = 4 kg…

Q: For a system of N particles on which an external force is acting, show that the centre-of-mass moves…

A: Let an external force Fexternal be acting on a system of N particles. Now ,  From the newtons second…

Q: Block A, with a mass of 0.290 kg, is traveling north on a frictionless surface with a speed of 5.00…

A: The speed of B just before the collision is 4.4 m/s towards west.

Q: 2. A particle of mass m rests on a smooth plane. The plane is raised to an inclination angle 0 at a…

A: Givenmass of the particle =minclination angle=θ rate of change in angle α=θ˙θ=0 at t=0

Q: a. The velocity vectors of particle M and N b. The relative velocities of each particle with respect…

A: we firstly figure out the unit vectors unit vector along AB = AB→AB→ similarly CD

Q: The forces that A and B exert on each other are very large but last for a very short time. If we…

A:

Q: - 40 m- A B 26 m 16 m (a) With what minimum horizontal velocity (u) can a boy throw a rock at A and…

A:

Q: The thrust of a 500-lb rocket sled varies with time as shown below. If the sled starts from rest and…

A:

Q: A small block starts from rest at point A, and slides down the inclined plane as shown in figure.…

A:

Q: A bucket is suspended from a traveling crane which is moving with the speed the crane carriage…

A: Given

Q: Small steel balls fall from rest through the opening at A at the steady rate of 2 per second. Find…

A:

Q: Mass of ball=2.1 kg Velocity of bas=2.2 m/s Determine kinetic energy

A:

Q: The diagram shows two blocks A and B of 4.0 kg each, initially stationary and connected to each…

A:

Q: A tennis ball of mass 57.0 g is held just above a basketball of mass 577 g. With their centers…

A:

Q: 2) A constant force of F acts on a mass as shown. The mass starts its motion from rest at position…

A:

Q: 1. The two blocks shown weigh W = 60 lb and WR = 40 lb . If the blocks are released from rest from…

A:

Q: A pilot of mass m executes a vertical dive then follows a semi-circular arc until it is going…

A:

Q: The law of conservation of momentum applies to a collision between two bodies since A they exert…

A:

Q: 2) The ballistic pendulum is a simple device to measure projectile speed v by observing the maximum…

A: Data given-  m1 = 1.5/16 lb  m2 = 35 lb  Vo = 1900 ft/s

Q: 120 ft/s 40 B 80 ft/s |Title A 4-oz baseball is pitched with a velocity of 80 ft/s toward a batter.…

A:

Q: A hunter observed a bird flying overhead and estimated the height at 15 m and its speed at 20…

A:

Q: A nucleus undergoces a radioactive decay and gives out on alpha particle of mass M a with kinetic…

A: Kinetic energy is 1/2(mv^2) Mass of alpha particle = Mn  Mass of new nucleus =Ma  Velocity is U

Q: A person standing at the edge of a cliff throws one ball straight up and another ball straight down…

A: For both cases final velocity of ball when they land are same. Therefore, option (d) 'Neither - they…

Q: a) A ball of mass 2 kg moving with a velocity of 4 m/s collides directly on another of mass 4 kg…

A: Write down the given values along with suitable variables.

Q: A stone is thrown upwards with a velocity of 52 m/s from the bottom of the tower of height 180 m.…

A:

Q: A 2-oz pellet shot vertically from a spring-loaded pistol on the surface of the earth rises to a…

A: Given:Weight of pellet,W=2 oz=216 lbHeight at which bullet rises on earth,he=300 ftHeight at which…

Q: QUESTION TWO: A car is capable of reaching 27 km/h from rest in 4 seconds on a level road against…

A: To find: The minimum distance over which the car reach 36 km/hr from rest if towing a caravan of the…

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.