Pedro   who  is  on  top  of  a roof  of  a  high  building  drops  a  piece  of  metallic material.  A  second  piece of metallic material is  dropped    2.0   seconds  later.  How  far   apart  (k m) are  the  materials  when  the  second  material  has  reached  a  speed  of  15.0  m/s

Q: A white billiard ball, moving horizontally strikes a red billiard ball, at rest. Before impact, the…

A: We can use the law of conservation of momentum to solve above question.

Q: A 4.3-kg model rocket is launched, shooting 55.8 g of burned fuel from its exhaust at an average…

A: Given: Mass of model rocket M=4.3 kg Mass of burned fuel m=55.8 g=0.0558 kg Average speed of burned…

Q: The 5.4-Mg bus B is traveling to the right at vB = 18 m/s. Meanwhile a 2-Mg car A is traveling at v₁…

A:

Q: 10.20-g bullet is fired into a stationary block of wood having mass m = 4.940 kg. The bullet imbeds…

A:

Q: Block A of mass m = 1.05 kg moving on a horizontal plane with velocity of vi = 1.71 m/s collides…

A: Momentum is defined as the product of the mass and velocity of the object. If the net force acting…

Q: An astronaut of mass 180 kg including his suit and jet pack wants to acquire a velocity of 1.8 m/s…

A: Mass, M = 180 kgSpeed of jetpack, V= 1.8 m/sSpeed of gas, v = 61 m/sMass of gas, m = ?

Q: A 2.0-g BB is shot into a 400-g wooden block.  The BB travels horizontally and  the block rests on a…

A:

Q: ou are stranded in a boat in a frictionless sea filled with hungry piranhas.  The mass of the boat,…

A:

Q: The three identical 2.5 Ib blocks slide on the horizontal smooth surface. Initially block A is…

A:

Q: A 12.0 g bullet was fired horizontally into a 1 kg block of wood. The bullet initially had a speed…

A:

Q: 4000 kg truck moving rightward with a speed of 8 km/hr collides head on with a 1000 kg car moving…

A:

Q: The puffer fish (tetradontiade) can employ a defense mechanism whereby it fills its stomach with…

A:

Q: A diagram of the collision between a moving cue ball and an initially stationary cight ball on a…

A:

Q: A 128 kg astronaut and his equipment are initially at rest. To move forward with a velocity of 2.34…

A: Given data:  Mass (m) = 128 kg Initial velocity (u) = 0 m/s Final velocity (v) = 2.34 m/s Force (F)…

Q: For a system of three particles moving along a line, an observer in a laboratory measures the…

A: The objective of the question is to find the velocity of the center of mass (CM) of a system of…

Q: A 50-kg girl is standing on a 139-kg plank. The plank, originally at rest, is free to slide on a…

A: The expression for velocity is Use the conservation of momentum to the girl-plank system,

Q: What is the magnitude of the momentum of a 3100 kg car traveling at 10 m/s

A: The expression for the magnitude of the momentum of the car is as follows: p=mv

Q: Two identical balls undergo a collision at the origin of coordinates. Before collision, their scalar…

A:

Q: Two friends are playing pool at arcade center. One guy hit the cue ball to strike at another ball…

A: Answer:-  Given Velocity of cue ball after collision Vf= 2.50 m/s  angle (A1) = 14.00     ( theta =…

Q: What is the magnitude of the momentum of a 200 gg baseball thrown at 50 m/sm/s ?

A: Momentum is defined as the product of mass and velocity . Mathematically it is defined as, p=m.v v…

Q: The figure shows a glancing (not head-on) collision between two billiard balls (viewed from above).…

A:

Q: hawkeye shoots an arrow with a mass 35g. the force on the arrow as it is shot through the 25 cm bow…

A: The mass of the arrow is given as 35 grams. To use it in our calculations, we need to convert it to…

Q: Bob and Tom take a sled weighing 10 N to a frozen pond. The sled is initially at rest on the ice.…

A: Conservation of momentum for two objects colliding in an isolated system states that the total…

Q: what is the magnitude of the momentum of a 0.26kg ball traveling at 42 m/s

A: mass of ball = 0.26 kg velocity of ball = 42 m/s

Q: The mass of a regulation tennis ball is 57.0 g (although it can vary slightly), and tests have shown…

A: Given that, mass of ball =m=59 g contact time = ∆t=26 ms The final velocity of the ball after the…

Q: Block A of mass m = 1.48 kg moving on a horizontal plane with velocity of vi = 1.71 m/s collides…

A: Given :     mass of block A , mA = 1.48 kg      mass of block B, mB = 1.48 kg      initial velocity…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –