ws (b) (i) State the formula linking moment, force and perpendicular distance from the pivot, (ii) The weight of the metal block is 0.68 N. Show that the moment of the weight of the metal block about point P is approximately 2.9 Ncm. (iii) Force F is applied to the metal block to stop it from moving. Calculate the magnitude of force F.
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Physics, 21.06.2019 22:50
Calculate the heat capacity per object when the total energy is 4 quanta. (think of this in terms of increasing from 3.5 quanta of energy in the system to 4.5 quanta of energy in the system, if that were possible.) c4 = __ j/k/object
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Physics, 22.06.2019 05:00
Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?
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Physics, 22.06.2019 11:20
If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant
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Physics, 22.06.2019 12:20
Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?
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ws (b) (i) State the formula linking moment, force and perpendicular distance from the pivot, (ii) T...
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