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If the charge on the plates is adjusted until the bead is stationary (doesn't fall due to gravity), what is the resulting electrostatic potential difference between the plates?
What is the total momentum before the collision? (Find the momentum of each slider before the collision and then add them together.)
What force is exerted by the water on the window of an underwater vehicle at this depth if the window is circular and has a diameter of 36.0cm?
A bicycle tire with a radius of 0.42 m has a linear velocity of 2.6 m/s and an tangential acceleration of - 1.0 m/s2 What is the angular velocity of the tire?
What is the angular speed (in rad/s) of the drive when the power comes on, after 30s?
What is the the electricrostatic potential due to these three charges at a point on the y-axis at y = 4.0 cm?
Sketch a graph showing the reading of the ammeter as a function of time. The ammeter registers a positivevalue of current when current goes into the "+" terminal.
Assume the two objects collide and stick together. What is the velocity of the combined mass after the collision?
How much work was done by nonconservative (dissipative) forces as the object moved once around the circle?
Is she nearsighted (myopic) or farsighted (hyperopic), and what kind of lens is used in her glasses to correct her eyesight?
A rod length 2.0m is uniformly charged and has a total charge of 5.0 nC. What is the electric potential at a point which lies along the axis of the rod and is 3.0 m from the center of the rod?
A coin is located 22.0 cm to the left of a converging lens (f= 16.0 cm). A second, identical lens is placed to the right of the first lens, such that the image formed by the combination has the same
A camera with a telephoto lens (f = 220.0mm) is to be focused on an object located first at a distance of 3.5 m and then at 45.0m. Over what distance must the lens be movable?
A flat sheet ofcrown glasshas a thickness of 2.2cm. It is on top of a flat sheet of crystalline quartz that has a thickness of 3.5cm. Light strikes the crown glass perpendicularly and travels throug
Suppose the straight-line distance between New York and San Francisco is 4.6 x10^6m (neglecting the curvature of the earth). A UFO is flying between these two cities at a speed of 0.65 crelative to
A common He-Ne laser emits light of wavelength 633 nm with a bandwidth of 1.00 x 108 Hz. Find the uncertainty in energy of a photon emitted by the laser.
Bifocal lenses are used to correct her vision. What power lens (in diopters) should be used in the top half of the lens to allow her to clearly see distant objects?
A cylindrical cistern, constructed below ground level, is 2.6m in diameter and 2.0 m deep and is filled to the brim with a liquid whose index of refraction is1.4. A small object rests on the bottom
In a Newton's rings demonstration using 540-nm light, the distance from the center of the rings to the first bright ring is 0.30 mm. If the bottom piece of glass is flat, what's the curvature radius
An AM radio station broadcasts an electromagnetic wave with a frequency of 599 kHz, whereas an FM station broadcasts an electromagnetic wave with a frequency of 90.1 MHz. How many AM photons are nee
An object is moving along a straight line and the uncertainty in its position is 1 m. (a) Find the minimum uncertainty in the momentum of the object.
What are the principal moments of inertia (i.e., the eigenvalues) for this object? List them from smallest to largest.
During this time, find a) the number of revolutions it makes and b) its angular acceleration. Now, consider a horse situated half way between the center and the edge of this carousel. Determine its
The image behind a convex mirror (radius of curvature = 97.0 cm) is located 36.0 cm from the mirror. (a) Where is the object located (give the distance to the mirror) and(b) what is the magnificatio
A 2.30-cm-high object is situated 20.1 cm in front of a concave mirror that has a radius of curvature of 13.4 cm. Calculate (a) the location and (b) the height of the image.