A 500 lb elephant falls from rest when the bridge it was walking on collapsed under its feet. How far does it fall during the second second of its fall? CHoices: 4.9m 15m 25m 9.8m 20m

Q: A block is given an initial velocity of 5.00 m/s up a frictionless incline of angle θ = 20.0°.  How…

A: The free-body diagram of the block on the inclined plane is shown below. Here, m is the mass, N is…

Q: 2kg5hg6ON Fモー

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Q: 4. A car of mass 1.0 x 10³ kg travels forward at 12 m/s. How much distance is required to completely…

A: Given,          The mass of the car,          Initial speed ,           Final speed ,           The…

Q: Determine the reaction force at point B 92.5 N 50 N 75 N 65.5 N 67.5 N 60 N 4m 2 N/m 6 m 2 m B 4m 80…

A: Draw the free-body diagram of the system.

Q: 47.The component of the force (3i – j+2k)N in the direction the vector(-4j+3k) is A 10 в 9 с 9/5 D 2…

A: Force (F) = (3i-j+2k) N Vector direction (r) = (-4j+3k)

Q: Two blocks, M38.00 kg and m3D2.00 kg are touching and moving across a rough floor (k=0.12 at a speed…

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Q: 2) A 50cm diameter, 400g beach ball is dropped with a 4mg ant riding on the top. he ball experiences…

A: Given:-  The diameter of the beach ball is d = 50 cm  The mass of the beach ball is  mball = 400 g…

Q: #2) If a 10.0 kg weight is released from rest from the top of a 50.0m tall building and we neglect…

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Q: An automobile weighing 1700 kg is driven down a 5° incline at a speed of 90 km/h when the brakes are…

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Q: Given force BC = 300 N, what is force AB? ((Answer in whole numbers only. without units. No periods.…

A: we can solve the problem by 2 methods,  1. Using length of the sides of the triangle 2. Using…

Q: m2 = 50kg 20kg

A: Mass of the object on the surface is m1 = 20 kg Mass of the hanging object is m2 = 50 kg Angle of…

Q: Determine the magnitude and location of the resultant of the force systems shown 3 kN 1 kN X 2 KN if…

A: Determine the magnitude of the resultant force.

Q: Q7) The figure shows a force table with two forces F1 = F2 =34N, the magnitude of the third force F3…

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Q: 46. Roller coasters use some of the most sophisticated technology. Safety is a big part of that…

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Q: How much force is required to keep a 3-kg object moving to the right with a constant speed of 6.0…

A: Given data: Mass of the object (m) = 3 kg Speed (V) = 3 m/s, constant Force (F) = ?

Q: Why does a cricket player retrace his hand backward while catching?

A: From question: Cricket player retrace his hand backward while catching due to more time taken to…

Q: The tallest spot on Earth is Mt Everest, which is 8850 m above sea level. If the radius of Earth to…

A: Value of g = GMr2At the top of mount everest, r=R+8850 m…

Q: The spring k = 20N/m is unstretched when s = 0. The 5-kg cart is moved to the position s = -1m and…

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Q: 1 pts A block of mass M-2 kg moves with a uniform velocity of magnitude v 2ms while being acted on…

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Q: A 3.0-kg block slides on a frictionless 20° inclined plane. A force of 16 N acting parallel to the…

A: The block is on the incline. Its weight acts vertically downwards. We resolve it into components…

Q: 8. A skier starts from rest at the top of a 20° incline and skis in a straight line to the bottom of…

A: D=200m=20

Q: Two blocks, M-8.00 kg and m=2.00 kg are being pulled across a rough floorfu k=0.14) by a force of…

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Q: A horizontal tension force pulls to the right on block A. Block A slides to the right on a…

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Q: Find uso the block slides to the right at a constant speed of 2 m/s. ≤ x = 0 8 kg 30° 60 N Tx-Ff=0…

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Q: A ball (m=2.5 kg) on a string is being swung in a vertical circle of radius 1.20 m, as shown. Its…

A: mass m = 2.5 kg radius r = 1.2 m velocity at top v = 4 m/s To find: magnitude of tension T =??

Q: Consider a block is sliding down an inclined plane. There is friction. Which angle would result in…

A: Given A block sliding on a rough inclined surface We have to find on which angle 30° or 60° speed of…

Q: A hockey puck slides with constant velocity, from point “a” to point “b” along a frictionless…

A: The ball will continue to move along x-axis with constant velocity but will also travel along y-axis…

Q: Replace the loading system by an equivalent resultant force and couple moment acting at point A. 900…

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Q: If B =15 kN, What is the magnitude of A? 30° 0.7 m- 4 kN-m B₂ B, 20 kN 0.4 m ... x

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Q: The engine of a small trailer special, mass 10 tons, exerts a force parallel to its displacement and…

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Q: *69. A damp washcloth is hung over the edge of a table to dry. Thus, part (mass = mm) of the…

A: Let mon denote the mass on the table, moff denote the mass off the table, µ denote the static…

Q: 2 SA bullet with a mass of 0.3 kg is thrown upwards in the vertical direction with an initial…

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Q: Question 14 2 Points Atwood's machine consists of a frictionless pulley and two masses connected by…

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Q: 6. An object with mass 2 kg is suspended from two points on the ceiling 15cm apart by two strings of…

A: Approach to solving the question:Please see attached photos for the detailed solutions. Thank you.…

Q: The car given in Figure 2 and with a mass of 2500 kg is applied to the brake. pressed, all four…

A: On horizontal Normal force N = mg Frictional force = μ Ν

Q: 3. A 500-kg block with an initial speed of 90 cm/sec slide along a horizontal table top against a…

A: Mass of the block m=500 kg, initial speed of block u=90 cm/s=0.9 m/s and frictional force applied in…

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?”