A film of a long jumper shows that his center of mass rose 96 cm from launch point to the top of the arc.  What minimum speed did he need at launch if he was traveling at 5.7 m/s at the top of the arc?

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A: Given data -     Force applied F = 171N                           angle  θ = 240…

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A: Given: Mass = 2 kg Spring constant (k) = 500 N/m Spring compression = 20 cm = 0.2 m θ = 45o

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A: mass of clay lump = 98 g mass of target = 639 g initial speed of the target = 0 m/s distance moved…

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Q: 8) An apple of mass m is thrown horizontally from the edge of a cliff of height H, as shown to the…

A: Mass of apple = m Initial height of apple = H Final height of apple = 0  Initial speed of apple = vo

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A: Energy used in the compression of spring ping ball launcher stored in form of the potential energy…

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A: We draw a diagram according to the question. Also take  dotted line below the figure as a reference…

Q: A ball of mass  m = 1.65 kg  is released from rest at a height  h = 66.0 cm  above a light…

A: Given data:  Mass of the ball (m) = 1.65 kg Initial velocity (V0) = 0 m/s Height (h) = 66.0 cm…

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Q: Q4/ For the figure below the spring is used to stop a 10 kg package. If the maximum deflection in…

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Q: As shown in the figure below, a 2.25 kg block is released from rest on a ramp of height h. rough…

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Q: As shown in the figure below, a 2.25 kg block is released from rest on a ramp of height h. rough…

A: Given: d = 15 cm = 0.15 m v = 3.80 m/s u = 0.770 To find: h = ?

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Q: 5. A0.20-kg rocket in a fireworks display is launched from rest and follows an erratic flight path…

A: Mass, m = 0.2 kgInitial velocity, vi = 0 m/sInitial height, hi = 0 mFinal height, hf = 29 mWork, W =…

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A: Ans. (d) 7.7 m/s

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Q: A sledgehammer of mass m = 1.9 kg falls freely vertically downward from a height of h = 2.5 m at an…

A: Mass= 1.9 kg Height= 2.5 m

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Q: A 1.50-kg block at rest on a ramp of height h. When the block is released, it slides without…

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Q: (A) (B) 5.00 m 3.20 m 2.00 m

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Q: A block of massm 5 kg is released from point A at height yA = 12.9 m and slides on the frictionless…

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Q: Work-Energy Theorem The two crates shown are released from rest. Their masses are mA = 42kg and mB =…

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Q: The engine of the car has a power of 355 hp. If it 800 kg and moves horizontally, what will be its…

A: Power of engine "P"= 355h.p = 264.72kW. mass of car "m"= 800 kg  time taken "t"= 7sec . initial…

Q: As shown in the figure below, a 2.25 kg block is released from rest on a ramp of height h. rough…

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