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a) What is the de Broglie wavelength of an electron which moves by a speed of 0.290c?
b) What is the fundamental minimum uncertainty in a dimension of the position of the electron in the previous problem if its momentum is simultaneously deliberate to a precision of plus or minus one percent (two percent total)?
The fresh water behind a reservoir dam is 15.0 m deep. A horizontal pipe 2.50 cm in diameter passes through the dam 7.5 m below the water surface, What volume of water flows out of the pipe in 4.0 hours
A physics instructor drives down to St. Louis to see his mom. On the way there, he travels the first half of the time at 60.0 km/hr and the second half the time at 95.0 km/hr. What is his total displacment during the entire trip
a boy goes to market with a average speed of 29 kmh.he returns back half the way he went with a average speed of 40
A gas cylinder of volume 26 liters contains an ideal gas at temperature 27 degrees C and pressure 1920 kPa. How many moles of gas leaked
an object moving to the right has a positive acceleration which is decreasing. is this object speeding up or slowing
An aluminium baseball bat has a length of 0.75 m at a temperature of 17°C. When the temperature of the bat is raised, the bat lengthens by 0.00016 m. Decide the final temperature of the bat.
Resistors of values 8, 12 and 24 Ohms are connected in parallel across a fresh battery with voltage 12 volts. Which resistor consumes the least power
A 90.0-kg fullback running east with a speed of 5.00 m/s is tackled by a 95.0-kg opponent running north with a speed of 3.00 m/s. Where did the lost energy go
A dipole is located at the origin, and is composed of charged particles with charge +e and -e, Calculate the force on a proton due to this dipole at a location m.
Let be the magnitude of the kinetic energy of puck A at the instant it reaches the finish line. Likewise, is the magnitude of the kinetic energy of puck B at the (possibly different) instant it reaches the finish line.
two parallel plates separated by a distance d 0.4 meter have equal and opposite charge uniformly distributed on the
A laboratory technician drops an 83.5g solid sample of unknown material at a temperature of 100?C into a calorimeter. Compute the specific heat capacity of the sample
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