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A bowling ball (mass = 7.2 kg, radius = 0.13 m) and a billiard ball (mass = 0.31 kg, radius = 0.028 m) may each be treated asuniform spheres. What is the magnitude of the maximum gravitational force that each can exert on the other?
If the planet has a radius of 6 ×103 km, calculate the weight of an object with m=30.0 kg sitting on the surface of the planet
a proton is released from rest at the positive plate of a parallel plate capacitor. it crosses the capacitor and
A hollow cubical box is 0.498 m on an edge. This box is floating in a lake with 1/5 of its height beneath the surface. The walls of the box have a negligible thickness. Water is poured into the box. What is the depth of the water in the box at the in..
A gray kangaroo can bound across a flat stretch of ground with each jump carrying it 9.0m from the takeoff point. What is the Kangaroos horizontal speed
A 0.360 kg pendulum bob passes through the lowest part of its path at a speed of 2.86 m/s, When the pendulum reaches its highest point, what angle does the cable make with the vertical
A baton twirler is twirling her baton in a horizontal circle at a rate of 3.35 revolutions per second. Calculate the induced EMF between the center and one end of the baton
A boxcar of mass 5.68×10^4 kg is rolling south at 2.33 m/s when it collides with, and couples to, another boxcar of mass 5.11 x 10^4 kg which is initially at rest. After collision, what is the velocity of the coupled boxcars?
Consider a weathered rock or soil particle lying on a slope. How would the gravitational force pulling the particle downward along the land surface vary with the inclination of the slope.
A straight object of length 1.9 cm lies along the central axis of a spherical mirror with focal length 7.2 cm. What is the length of its image in the mirror
A beam of light is incident on a glass plate ( = 1.62) in air and the reflected ray is completely polarized. What is the angle of refraction for the beam
A 500 nm wavelength light illuminates a soap film with an index of refraction 1.22 to make it look bright. what is the minimum thickness of the film
a 7500kg rocket blasts off vertically from the launch pad with a constant upward acceleration of 2.25ms -2 and feels
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