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A sphere of radius 1.0 cm is dropped into a glass cylinder filledwith a viscous liquid. The mass of the sphere is 12.0 g and thedensity of the liquin is 1200 kg/m3. The sphere reachesa terminal speed of 0.15 m/s. What is the viscosity of the liquid?
q1. a 2.62 kg mass attached to a light string rotates on the horizontal frictionless table. the radius of the circle is
Please explain in detail and step by step a 1.0kg block is held at rest against a spring with a force constant k = 740N/m. Find d such that the block's speed after crossing the rough patch is 2.4m/s
A 0.42-kg particle has a speed of 8.0 m/s at point A and kinetic energy of 7.5 J at point B. What is the total work done on the particle as it moves from A to B
What is the new tension in the slinky? (assume the slinky acts as a spring that obeys Hooke's Law) 6) What is the new mass density of the slinky? 7) What is the new time it takes for a wave pulse to travel down the slinky? 8) If the new wave pu..
A shell is shot with an initial velocity of 17 m/s, at an angle of ?0 = 60° with the horizontal. How far from the gun does the other fragment land
A 55 kg student traveling in a car with a constant velocity has a kinetic energy of 1.1 104 J. What is the speedometer reading of the car in km/h
A wedge of mass M and angle a slides freely on a horizontal plane. A particle of mass m moves freely on the wedge. Determine the motion of the particle as well as that of the wedge.
In the x-y plane, a charge of -4.6 microcoulombs is on the x-axis at the point (-30cm,0cm), calculate the magnitude and direction of the resultant electric field E at the origin (0cm,0cm)
What is the (a) magnitude and (b) angle (measured relative to the positive direction of the x axis) of the asteroid's acceleration.
A molecule of DNA (deoxyribonucleic acid) is 2.08 µm long. The ends of the molecule become singly ionized: negative on one end, Determine the effective spring constant of the molecule
two identical 35g particles each carry 5.0 muC of charge.one is held fixed, and the other is placed 1.0mm away and released. find the speed of the moving charge when its 1.0 cm from the fixed charge
an average neutron star has approximately the same mass as the sun but is compressed into a sphere of radius roughly 10
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