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consider a particle of mass m moving in a vertical x-y plane along a curve yacos2xpilambda free fall acceleration is g
the effective vibrational force constant of cn is 1017 x 104 evnm2 relative to the ground state find the energy of the
consider a parallel plate capacitor with an area of 2 cm2 and a plate separation of 002 mm which is charged to a
a block of mass m 100 kg contains a coiled spring and a ball of mass m 250 kg the spring is released when the ball
a circuit contains only an 0219 h inductor an ac voltage of peak value 163 v and frequency 613 hz is applied to the
a 700 gram sphere a moving with a velocity v0 parallel to the ground strikes the inclined face of a 21 kg wedge b which
estimate the percent change in mass deltamm of a block of copper which is heated from 300 k to 400 k the molar specic
the energy gap in silicon is 11ev the average electron effective mass is 031m where m is free electron mass calculate
the earth is about to be swallowed by a black hole with the mass equal to ten solar masses at what distance from the
an observer is at 5pc from the sun in the plane of jupiters orbit once in 119 years jupiter crosses the disk of the sun
an rlc circuit consists of a 863 resistor a 49 microf capacitor and a 265 mh inductor connected in series with a 782 v
a rocket is traveling at speed v along the x axis of frame s it emits a signal for example a pulse of light that
frame s travels at speed v1 along the x axis of frame s in the standard configuration frame s travels at speed v2 along
a traveler in a rocket of proper length 2d sets up a coordinate system s with its origin o anchored at the exact middle
it has been suggested that rotating cylinders about 80 mi long and 50 mi in diameter be placed in space and used as
two converging lenses one with f 45cm and the other with f 44 cm are made into a telescopeassume these lenses are now
part ahow far away can a human eye distinguish two car headlights 18 m apart consider only diffraction effects and
airflow through a long 02 m2 air conditioning duct maintains the outer duct surface temperature at 10 c if the
consider a positive charge q that is released from rest at the origin in the orthogonal uniform electric and magnetic
the oxygen molecule o2 contains two oxygen molecules each with mass 27x10-27 kg and a bond distance of 124x10-10 m
consider an ideal monatomic gas of 1026 atomsi what is the internal energy of this system at 27 degcii if the
an electric generator contains a coil of 90 turns of wire formed into a rectangular loop 400 cm by 350 cm placed
a man enters a tall tower needing to know its height he notes that a long pendulum extends from the ceiling almost to
1 when a battery is connected to the plates of a 600-microf capacitor it stores a charge of 1080 microc what is the
a a 500-microf capacitor is connected to a 150-v battery how much energy is stored in the capacitorb had the capacitor