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A rocket generates a net force (F) of 2,050,000 newtons, and the rocket’s mass (m) is 40,000 kilograms. Use the formula F = ma to find the acceleration (a) achieved. A. 51.25 meters/second^2 B. 51.125 meters/second^2 C. 42.25 meters/second^2
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  1. light traveling horizontally proceeds through two polarizing sheets.

    PRemastered
    PRemastered
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    September 30, 2017 at 2:21 am
    Since it is unpolarized so from first sheet Incident beam ge

  3. Estimate the pressure exerted on a floor by (a) one pointed heel of area = 0.45 cm2, and (b) one wide heel of area 16 cm2.

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    (a) (56 * 9.81) / (0.45 * 10^(-4)) = 12208000 N / m^2. = 122

  4. A positive lens with focal point ”f” are used to image an object according to the figure below. For what distances ”a”(expressed in ”f”) can we get with the following characteristics;

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    a) a>2f b) a<f c) a = 2f

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  6. A 6.0-cm-diameter horizontal pipe gradually narrows to 4.5 cm. When water flows through this pipe at a certain rate, the gauge pressure in these two sections is 33.5 kPa and 22.6 kPa, respectively.What is the volume rate of flow?

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    Bernoullli's theorem P + 0.5(rho)v^2 = constant 33.5*10^3 +

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    In over-aging of the aluminium alloy, the size of the indivi

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  9. During a rain storm, rain comes straight down with a velocity Vi = -15 m/s

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  10. A 15kg object is pushed to the right with a net force of 60N. If a 5kg object experiences the same acceleration, how much force is it being pushed with?

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  11. A brick of mass 1.0 kg slides down a roof inclined at 30.0 degrees with respect to the horizontal. If the coefficient of friction is 0.10, how fast is it moving when it reaches the edge of the roof 2.00 m away?

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    a = gsinθ - μgcosθ where a-acceleration            g-gravity

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A vehicle joins a motorway and travels at a steady speed pf 25 m s-1 for 30 mins then it travels a further distance of 40 km in 20 min before leaving the motorway. Calculate its average speed on ...
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Even if you’re in so-called zero gravity you’re really in micro gravity. Only if you’re like trillions of miles from the nearest large body are you actually in zero gravity.
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