Two projectiles of mass m1 and m2 are fired at the same speed but in opposite directions from two launch sites separated by a distance D. They both reach the same spot in their highest point and strike there. As a result of the impact they stick together and move as a single body afterwards. Find the place they will land.

Q: A 1.76 kg particle has the xy coordinates (-1.41 m, 0.619 m), and a 5.63 kg particle has the xy…

A: m1 = 1.76 kg r1 = (-1.41 , 0.619) m m2 = 5.63 kg r2 = (0.206 , -0.607) m m3 =3 kgrc.m= (-0.848 ,…

Q: Consider the length of the boat as the x-axis with the origin at its left end. The positions of the…

A: Given-The position of the person arexA=1 m,xB=2.5 m,xc=3 mThe three persons almost have the same…

Q: One astronaut is 75kg, and another who is 3.4 m away in the x-direction is 85kg. How far from the…

A: The expression for the centre of mass for 2 objects in x-direction is…

Q: A ball of mass 3 kg is travelling to the right at 4m/s when it strikes a second ball of mass 10kg…

A: Mass of the first ball is m1 = 3 kg Initial speed of the first ball is u1 = 4 m/s Final speed of the…

Q: The sphere of mass m, travels with an initial ve- locity v, directed as shown and strikes the sphere…

A: Write the given values of this problem: The initial velocity of sphere=v1The final velocity of…

Q: A rock of mass M is fired at speed V using a slingshot, hitting a stationary bird of mass 10…

A: A rock of mass M is fired at a stationary bird of mass 10 M. The collision is said to be completely…

Q: A device called a ballistic pendulum is used to calculate the muzzle velocity of a bullet. What will…

A: Given info: mass of bullet, m =20.5 g = 0.0205 kg mass of block, M = 750 g = 0.75 kg Length of…

Q: A bullet of mass m hits a block of mass M = 2m with a direction of 60 degrees under the horizontal…

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Q: 6 A 2.0 kg body and a 3:0 kg body are moving along the x-axis. Ata particular instant the 2.0 kg…

A:

Q: Suppose that m1 = 5.0 kg and x1 = 2.0 m, while m2 = 12.0 kg and x2 = 6.0 m, where is the center of…

A: The masses of the objects are: m1=5 kgm2=12 kg The center of mass of the objects are: x1=2 mx2=6 m

Q: A shell is shot with an initial velocity v→0 of 11 m/s, at an angle of θ0 = 53° with the horizontal.…

A:

Q: A gymnast jumps straight up, with her center of mass moving at 3.99 m/s as she leaves the ground.…

A: Let us consider a gymnast who jumps straight up with her moving center of mass at an initial speed…

Q: y(cm) 4. m = 40 g т, 3D 20 g, m, =10 g, -2- 1 -2 2 X(cm) -1 -2- -3 3. 3. 5.

A: m1 = 40 gcoordinates of m1 = (3,1) cmm2 = 20 gcoordinates of m2 = (-2,1) cmm3 = 10 gcoordinates of…

Q: Two objects with masses m = 0.5 kg and m2 = 0.2 kg are located on a horizontal frictionless path,…

A:

Q: During a spacewalk, a 118 kg astronaut (including her spacesuit) is at rest and holding a 3.5 kg…

A: Consider the mass of astronaut be m1, the mass of the wrench be m2, the initial speed of the…

Q: A 10 kg projectile was launched at the horizontal ground at a velocity of 20 m/s, 10 degrees with…

A: Given data: The mass of the projectile is, m1=10 kg The initial velocity of the projectile is, u= 20…

Q: In the figure, block 1 of mass m, slides from rest along a frictionless ramp from height h = 2.4 m…

A: According to conservation of energy Total energy of isolated system remains constant.

Q: In the figure, block 1 of mass m, slides from rest along a frictionless ramp from height h 2.5 m and…

A: Given, Height=2.5m Kinetic friction=0.55

Q: A bullet of mass m=.500 grams is fired horizontally with a speed v=10 m/s into the bob of a…

A:

Q: Two blocks of mass 3kg and 2kg are moving toward eachother along a horizontal frictionless surface…

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Q: An object of mass m is thrown with initial velocity of te = 50m/s and e angle above the horizontal.…

A:

Q: A 2.00 kg particle has the ry coordinates (1.20 m, 0.500 m), and a 4.00 kg particle has the ry…

A: Answer            (-0.1m , 0.7667m)

Q: Two identical billiard balls can move freely on a horizontal table. Ball À has a velocity vo = 1.5…

A: Analyze the diagram. Here, LOL is the line of impact. Apply the conservation of momentum along the…

Q: Masses of m = 2 (kg) and m2 = 4 (kg), the directions of which are shown in the figure, collide…

A:

Q: Two manned satellites approaching one another at a relative speed of 0.300 m/s intend to dock. The…

A:

Q: One astronaut is 75kg, and another who is 3.4 m away in the x-direction is 85kg. How far from the…

A: The expression for the centre of mass for 2 objects in x-direction is…

Q: A 70 kg skater, at rest on frictionless ice, tosses a 8.0 kg snowball with velocity by 53.0i + 14.0j…

A: Momentum is given by  Momentum = mass x velocity

Q: A 70-kg fisherman in a 120-kg boat throws a package of mass m = 15 kg horizontally toward the right…

A:

Q: Determine the coordinates in which a particle of mass m4 = 6g must be placed so that the center of…

A:

Q: A 70 kg skater, at rest on frictionless ice, tosses a 8.0 kg snowball with velocity by ú = 53.0i +…

A: Given: The mass of the snowball is 8.0 kg. The mass of the skater is 70 kg. The velocity of the…

Q: In the figure, block 1 of mass m, slides from rest along a frictionless ramp from height h = 3.3 m…

A: Giventwo blocks of mass m1 and m2 a shown in given figure m2=3 m1 h=3.3 mμk=0.35

Q: A 1.29 kg particle has the xy coordinates (-1.25 m, 0.116 m), and a 5.32 kg particle has the xy…

A:

Q: A three-particle system, with masses m = 2.0 kg, m2 = 4.0 kg, and ma = 8.0 kg. The scales on the…

A:

Q: Three masses, 1.0 kg, 2.0 kg, and 3.0 kg, are located at (0, 0), (1.0 m, 1.0 m), and (2.0 m, -2.0…

A:

Q: A gymnast jumps straight up, with her center of mass moving at 3.24 m/s as she leaves the ground.…

A: Initial velocity (u) = 3.24 m/s Initial position of center of mass = 0 m

Q: A system has a 1.5 kg particle at the origin.  The other particle has a mass of 2.5 kg and is…

A: The center of mass of a system of particles is defined as the point at which the whole mass of the…

Q: A person is pushing a 8 kg block along a horiontal surface at a constant speed of 15.4 m/s. The…

A: Impulse due to gravity is = (Gravitational force)*(time ) Impulse = mg*time Impulse = m*g*(d/v)…

Q: A bullet of mass m, is fired with speed v into the bob of a ballistic pendulum of mass mp. Find the…

A: Mass of the bullet is ma Mass of the pendulum is mb Initial velocity of the bullet is v Initial…

Q: A man of mass m = 75 kg was initially sitting on one end of a small boat of length L = 3.5 m and…

A:

Q: Two manned satellites approaching one another at a relative speed of 0.500 m/s intend to dock. The…

A:

Q: Ricardo, of mass 80 kg, and Carmelita, who is lighter, are enjoying Lake Merced at dusk in a 30 kg…

A: Given information: Here, mR and mcan are Ricardo’s mass and the canoe’s mass respectively and l is…

Q: When the center of mass of a system of identical particles is at the origin?

A: C.M. is hypothetical point which lies inside or outside body, at which complete mass of body is…