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a flat coil of wire is used with an lc-tuned circuit as a receiving antenna the coil has a radius of 015 mand consists
a horizontal spring is lying on a frictionless surface one end ofthe spring is attached to a wall whle the other end is
a car is hauling a 88 kg trailer to whichit is connected by a spring the spring constant is 2150 nm the car accelerates
two identical resistors are connected in parallel across a 27-vbattery which supplies them with a total power of 65 w
abullet emerges from the muzzle of a gun with a velocity of 300ms the net force on the bullet while it is in the gun
if energy were conserved in each collision what would you expect the ratio of the total kinetic after the collision to
a series circuit contains a 300 h inductor a 260 microf capacitor and a 200 resistorconnected to a 120 v rms source of
two billiard balls one heading north at 150 ms and a secondheading south at 100 ms collide head-on take the collision
a motor has coils with a resistance of 26 omega and operates froma voltage of 240 v when the motor is operating at its
a pendulum is released from rest extended horizontally the mass ofthe pendulum is 05 kg and the length of the string to
mrst boards plane a and her class boards plane b the two airplanes leave the airport at the same time mrs ts plane is
1 a rifle bullet with a mass of 120g traveling toward the rightat 260 ms strikes a large bag of sand and penetrates it
a a uniform magneticfield of magnitude 152 t acts in the positive z direction find the magnitude of the force exerted
a car is normally capable of an acceleration of 3ms2 if it is towing a trailer with half as much mass asthe car itself
1 an electric heater used to boil small amounts of water consistsof a 15-omega coil that is immersed directly in the
an electric heater used to boil small amounts of water consists of a 15-omega coil that is immersed directly in the
two springs with spring constants k1 and k2are put together end-to-end let x1 be the amount by which thefirst spring is
a 3440-kg spacecraft is in a circular orbit a distance1850 km above the surface of marshow much work must the
if momentum were conserved in each collision what would you expect the ratio of the total momentum before the collision
review conceptual example 8 before solving this problem suppose unpolarized light of intensity 251 wm2 falls on the
a uniform rope of mass m and length l hangs from a ceiling a show that the speed of a transverse wave on the rope is a
1 are wave speed and pulse speed the same explain2 if i were to create standing waves with a 4m spring with anamplitude
a rectangular sample of a metal is 38 cm wide and 600 microm thick when it carries a 30 acurrent and is placed in a 08
a 25-kg cart is rolling along a frictionless horizontaltrack towards a 15-kg cart that is held initially at rest the
a moving particle encounters an external electric field that decreases its kinetic energy from 9520 ev to 7060 ev as