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An object falls off of a pier into the ocean (salt water) where it displaces a total volume of 2.2 cubic meters of sea water
A 0.031 kg aluminum bullet traveling at 487 m/s strikes an armor plate and comes to a stop. what is the bullet's temperature change in degrees Celsius
An ambulance traveling at 47 m/s approaches a car heading in the same direction at a speed of 37 m/s. At what frequency does the driver of the car hear the siren
A thick-shelled hollow metal sphere contains in its cavity 2.0 nC of charge. What is the flux emanating from the outer surface
Suppose you want to make a rainbow by spraying mist from a garden hose into the air. Why can't you ever walk under the rainbow
A heat engine using a diatomic ideal gas goes through the following closed cycle, What is the thermal efficiency of this heat engine
The active element of a certain laser is an ordinary glass rod 19.5 cm long and 1.37 cm in diameter. Calculate its increase in volume
A bungee jumper (m = 66.00 kg) tied to a 48.00 m cord, leaps off a 78.00 m tall bridge. What size impulse is exerted on the bungee jumper while the cord stretches
A ball and bat, approaching one another each with the same speed of 1.1 m/s collide. Find the speed of the ball after the collision. find the factor by which the kinetic energy of the ball increases
A wave on a string is described by D(x,t) = (1.2 cm)sin[2 pi (x/(3.9 m) + t/(0.4 s) + 1)], where x is in m and t is in s. What is the wave number
The length of a simple pendulum is 0.75 m and the mass of the particle (the "bob") at the end of the cable is0.40 kg. What is the angular frequency of the motion
A sealed closed tube length=1.5 m of unknown gas, frequency = 210 Hz. what is the speed of sound in that gas
Two loudspeakers in a plane, 5 m apart, are playing the same frequency. If you stand 12 m in front of the plane of the speakers, What is the frequency of the sound
A 24 cm long wire with a linear density of 16.5 g/m passes across the open end of a 87 cm long open-closed tube of air. If the wire, What is the fundamental frequency of the wire
A Boeing 747 jet with a wingspan of 60.0 m is flying horizontally at a speed of 324 m/s over Phoenix, What voltage is generated between the wingtips
A block of ice slides 500 m down along a frictionless slope (slopes 20 degrees below horizontal). what is blocks speed at end of slop
Unpolarized light with an intensity of 660 W / m2 is incident on a polarizer with an unknown axis. What is the angle between the axes of the polarizers
Unpolarized light of intensity I0 is incident on three polarizing filters. The axis of the first is vertical, What light intensity emerges from the third filter
The intensity of solar radiation at the top of the Earth's atmosphere is 1506 W/m2. find the amount of solar energy you absorb
A bullet of mass 22 g is fired horizontally from a gun with a velocity of 1150 m/s into a wooden block of mass 8.0 kg sitting on a horizontal table
A concave mirror has a radius of curvature of 34.8 cm. What is the height of the image of the insect
marvin the martian has run out of gas and is in a circular motion around the sun. His UFO is m=500kg and he is orbiting with a radius of 3 x 10^8 m. What is Marvins angualr velocity around the sun
The circular disk shown rotates in a horizontal plane. A 3-lb block rests on the disk 8 in. from the axis of rotation. find the length of time required for the block to begin to slip
To determine the radius of gyration of a tire, an engineer lets the tire roll down an inclined surface. what is the radius of gyration of the tire
A 2.0 kg, 20-cm-diameter turntable rotates at 100 rpm on frictionless bearings. Two 500 g blocks fall from above, What is the turntable's angular speed