Three objects of different masses (1 k, 5 kgs and 10 kgs) are all launched at the same  angle (45°), which do  Three objects of the same mass are launched separately at different angles (30, 45 and  60). Which of the three will have the longest range provided they have the same initial  velocity? Why? You can verify using the simulation.  What will happen to the range and height of the projectile if you put a value of air  resistance? Why? You can verify using the simulat

Q: You place a mass m = 25 g on a book and slowly increase the angle 0 that the book makes with the…

A: Net Force on the object is zero,So, N=mg Cosθwhere as,mg Sinθ=fs        equation 1we know…

Q: 3 2. An object is observed at t=0 s at the location 7 = [1] m moving at a constant i = m/s. -1.5 4…

A: Given, Projectile motion to collide an object in space. r→=14mv→=3-1.5 m/ss→=4-5mt=2 sec

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Q: of 10 the relation between the hiegt h and the square of the horizantal range D2 in projec…

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Q: N(y) itude of velocity of ve = 8.5 m/s when a truck of mass m = 1975 kg traveling south at v = 7.2…

A: According to conservation of momentum Momentum before collision =momentum after collision

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Q: Two asteroids collide and stick together, with initial and final states as shown. If the velocity…

A: Given that: Mass of the smaller asteroid=m Mass of the larger asteroid=2m Initial speed of the…

Q: (a) Determine the kinetic energy per unit mass that a missile must have after being fired from the…

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Q: (5/w) 6 SpaceX engineers is planning to build a 2-stage rocket which has a-t graph as shown. By…

A: (a) The rocket moves at a constant acceleration for the first 20 sec and then its acceleration…

Q: SpaceX engineers is planning to build a 2-stage rocket which has a-t graph as shown. By their…

A: The change in position, velocity and acceleration are related as follows. Velocity is the rate of…

Q: 2. Marbles of mass m are thrown from the edge of a vertical cliff of height h at speed vo.…

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Q: A 6-gram revolver bullet is fired to the +x direction into a 34-gram hanging light bulb supported by…

A: Given data: Mass of the bullet m =6g=0.006kg Mass of the hanging light bulb M=34g=0.034 kg Impact…

Q: SpaceX engineers is planning to build a 2-stage rocket which has a-t graph as shown. By their…

A: For 0≤t≤20 s acceleration is constant v=u+atNow, u=0So, v=atv=22t            1   Displacement is…

Q: Mass MA - 31 kg and mass Ma 27 kg They have velocities (in m/a) i, = 11 i-21 j and in - - 24 i+ 14…

A: To find the velocity of the mass of the system

Q: In a ballistic pendulum experiment, projectile 1 results in a maximum height (h) of the pendulum…

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Q: A tennis ball of mass m is dropped from rest at point A, covering a height H, above a frictionless…

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Q: How would you find the velocity (and direction) of the cue ball after the collision?

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Q: You hold two sheets of identical blue paper over your head at the same height. You drop both sheets…

A: Required : What type of variable is the height.

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Q: A puck of mass m, = 5 kg collides with a puck of mass m, =5 kg. If the initial velocities of the…

A: Given data: Mass of puck 1 is, m1=5 kg. Mass of puck 2 is, m2=5 kg. Initial velocity of puck 1 is,…

Q: Yesterday you saw in the news that the Giant Asian Murder Hornet has migrated to North America. You…

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Q: velocity of 0.650 m/s to the left, and puck B has a velocity of 0.120 m/s to the right. What is the…

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Q: a (m/s') 2. SpaceX engineers is planning to build a 2-stage rocket which has a-t graph as shown. By…

A: (a) The rocket moves at a constant acceleration for the first 20 sec and then its acceleration…

Q: These cannonballs are all fired at the same angle. The masses are different as shown. The initial…

A: Momentum concept.

Q: The masses m; and m; shown in the figure are tied to eachother by a rope over a frictionless pulley.…

A: The mass m2 is balanced by the tension in the string So, T = m2g And the mass m1 is also balanced by…

Q: A B 2.2. Two objects, A and B are treated as a single system. The table to the right shows some of…

A: Solution to Sub part (d) is added in next step.

Q: 1. A 0.5854-kg hammer is moving horizontally at 7.369 m/s when it strikes a nail and comes to rest…

A: a)Duration of impact 7.83×10-3 S b) avarage force =550.934N

Q: Two rockets each with mass 2.30 ✕ 106 kg and a 3.20 ✕ 106 kg are fired into space. Calculate the…

A: Escape velocity is given as v = (GM/r)1/2 G = gravitational constant M = mass of planet r = radius…

Q: If the ballistic pendulum (with ball inside) rises to a height, h = 9.74 cm, what was the velocity,…

A: in this question we use conservation of energy. ( here mass of ball and pendulum is missing but i…

Q: A student is attempting to hit a target 4 m from the edge of a desk that is 1.4 m tall. The marble…

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Q: 11. Sketch the general shapes of and wording to explain how depending on the problem.

A: Type 1 projectile : Projectile is horizontally launched. For vertical direction, there is no initial…

Q: The mass of a particular eagle is twice that of a hunted pigeon. Suppose the pigeon is flying north…

A: Mass of the eagle=M1 Mass of the pigeon=m2

Q: A cannonball has an ejection velocity of 800 m/sec compared to a fixed cannon. Now we mount the gun…

A: Introduction: 1) Concepts of Relative velocity It is a complicated yet very interesting concept. It…

Q: Part A Disks A and B have a mass of 16 kg and 11 kg, respectively. (Figure 1) If they are sliding on…

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Q: A projectile is fired at v0 = 433.0 m/s at an angle of 71.4, with respect to the horizontal. Assume…

A: Given data : The initial velocity of the projectile is given as ν0= 433.0ms. The angle of projection…

Q: If the mass of the ball is decreased by half, the range covered by the ball doubles. Select one:…

A: Mass is not relevant in projectile motion.  (same projectiles inaugurate at complementary angles…

Q: a) What is the value of the acceleration due to gravity on Unicorn in m/s2 ? b) How far from the…

A: a) The acceleration because of the Unicorn’s gravity can be represented as, Here, G, M, and R…

Q: The vector position of a 3.65 g particle moving in the xy plane varies in time according to r, = (31…

A: To determine,Part athe vector position of the center of mass of the system at t=2.80 s.given,m1=3.65…

Q: The mass of a particular eagle is twice that of a hunted pigeon. Suppose the pigeon is flying north…

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Q: a) Choose values for the following. None of them can be 0.  i. The value of gravitational…

A: You are not on earth. You shoot a firework into the air. It reaches a certain peak height and then…

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Q: A rocket is propelled forward as very high speed gases are ejected out of its back. Which one of the…

A: According to conservation of momentum If no external force acts on the system its momentum remains…

Q: the ballistic pendulum (with ball inside) rises to a height, h = 9.74 cm, what was the velocity, vf…

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”