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A bowling ball has a mass of 7.2 kg and radius of 0.11m. A billiard ball has a mass of 0.38 kg and a radius of 0.028 m. Both are treated as a sphere. What is the magnitude of the max gravitational f
Sunlight strikes a piece of crown glass at an angle of incidence of 37.4o. Calculate the difference in the angle of refraction between a orange (610 nm) and a blue (470 nm) ray within the glass. The
For best uniformity of the magnetic field what should be the veritcal separation of the coils.
A beam of monochromatic light is incident on a single slit of width 0.620 mm. A diffraction pattern forms on a wall 1.35 m beyond the slit. The distance between the positions of zero intensity on bo
An average neutron star has approximately the same mass as the Sun, but is compressed into a sphere of radius roughly 10 km. What would be the approximate mass of a teaspoonful of matter that dense?
A hoop and a disk, both of 0.38- m radius and 3.0- kg mass, are released from the top of an inclined plane 3.3 m high and 9.0 m long. What is the speed of each when it reaches the bottom? Assume tha
It is noted that the block-spring system, when compressed 5.0 cm and released, stretches out 2.3 cm beyond the equilibrium position before stopping and turning back. What is the coefficient of kinet
You shoot a ball of mass 50g into a pendulum arm of mass 200g, whose center of mass rises 15cm. Calculate the initial velocity of ball.
A vertical spring (ignore its mass), whose spring stiffness constant is 820 N/m, is attached to a table and is compressed down 0.180 m. How high above its original position (spring compressed) will t
A distant galaxy emits light that has a wavelength of 550.5 nm. On earth, the wavelength of this light is measured to be 450.8 nm. (a) Decide whether this galaxy is approaching or receding from the
The wingspan (tip-to-tip) of a Boeing 747 jetliner is 59 m. The plane is flying horizontally at a speed of 300 m/s. The vertical component of the earth's magnetic field is 5.0 x 10-6 T. Find the emf
What is the electric field amplitude associated with the light from a red laser pointer? Assume Power=0.10mW with a wavelenght of 600 nm. (the asnwer has to be 30 N/C)
An unstable particle at rest breaks up into two fragments of unequal mass. The mass of the lighter fragment is equal to 2.40 multiply.gif 10-28 kg and that of the heavier fragment is 1.67 multiply.g
A point charge with charge q1 = 3.60e-6 is held stationary at the origin. A second point charge with charge q2 = -4.10e-6 moves from the point (0.150m , 0) to the point (0.270m , 0.290m ). How much
What fraction of the power radiated by the sun is intercepted by the planet Uranus? The radius of Mercury is 2.56 multiply.gif 107m, and its mean distance from the sun is 2.87multiply.gif 1012m. Assu
A beam of polarized light with an average intensity of 14.8W/m2 is sent through a polarizer. The transmission axis makes an angle of32°with respect to the direction of polarization. Determine the
A parallel-plate capacitor has an area of 5.50 cm2, and the plates are separated by 1.06 mm with air between them. It stores a charge of 314 pC. What is the potential difference across the plates of
(a) What is the angular frequency of the motion? (b) Using the position of the bob at its lowest point as the reference level, determine the total mechanical energy of the pendulum as it swings back
(a) What is the spring constant of the spring? (b) Find the angular frequency of the block's vibrations.
A tow truck is pulling a car out of a ditch by means of a steel cable (Y = 2.0 x 1011 N/m2) that is 8.87 m long and has a radius of 0.462 cm. When the car just begins to move, the tension in the cab
(a) Find the magnitude of the magnetic force on the electron. (b) Repeat your calculation for a proton having the same velocity.
Monatomic molecules adsorbed on a surface are free to move on this surface and can be treated as a classical ideal two dimensional gas .At absolute temperature T. What is the heat capacity per mole
A 10 kg block is attached to two springs as shown and held with the springs streched at an angle. The springs constants k1=100 N/m and k2 300 N/m. what is the acceleration of the block (incomponent
A certain LCD projector contains a single thin lens. An object 23.5mm high is to be projected so that its image fills a screen1.87m high. The object-to-screen distance is3.05m. (a) Determine the foc