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A sealed metal container contains a gas at 20 degrees Celsius and 1 atm. To what temperature must the gas be heated to the pressure to double to 2.00 atm? (Ignore the expansion of the container)
A clarinet behaves like a tube closed at one end. If its length is 3 m, what is its fundamental frequency? The velocity of sound is 344 m/s. Answer in units of Hz.
What minimum constant acceleration does the aircraft require if the aircraft is to be airborne after a takeoff run of 290 m?
If 3.9 V are applied across the capacitor plates and the electrons enter through the hole in the negatively charged plate with a speed of 2.90* 10^6 m/s, what is the speed of the electrons as they e
A 3 micro coulomb charge is uniformly distributed on a ring of radius 11 cm. The value of the Coulomb constant is 8.99 × 109 N · m2/C2. Find the electric field on the axis at 0.9 cm from
If a drop is to be deflected a distance d = 0.260 mm by the time it reaches the end of the deflection plate, what magnitude of charge q must be given to the drop? Assume that the density of the ink
A parallel plate capacitor is composed of two square plates, 38.0 cm on a side, separated by an air gap of 0.80 mm. (a) What is the charge on this capacitor when there is a potential difference of 158
If Stan moves with a constant acceleration of 3.22 m/s2 and Kathy maintains an acceleration of 4.90 m/s2, find the time it takes Kathy to overtake Stan.
As the gondola comes to the end of its run, it bumps into the terminal and sends a wave pulse along the cable. It is observed that it took 17 s for the pulse to return. What is the speed of the puls
How much work is done by an applied force that moves two charges of +8.4 µC that are initially very far apart to a distance of 4.3 cm apart?
(a) Calculate the resulting net force on the block. (b) Calculate the the initial acceleration of the block when it is released. Use the convention that to the right is positive and to the left is n
Calculate the the initial acceleration of the block when it is released. Use the convention that to the right is positive and to the left is negative.
A car is driven east for a distance of 49 km, then north for 35 km, and then in a direction 33° east of north for 22 km. Draw the vector diagram and determine the total displacement of the car
Equal masses of the second and third are then mixed, and the equilibrium temperature is 28 degrees C. Find the equilibrium temperature when equal masses of the first and third are mixed.
If the mass of the first particle is 5.4 x 10-7 kg, what are (a) the mass of the second particle and (b) the magnitude of the charge (in C) of each particle?
A charge 29 µC is distributed evenly over a sheet of area 1.4 m2 positioned on the y-z plane. (a) Determine the charge density on the sheet.
An automobile tire has a GAUGE pressure of 200 kPa cold. After being driven on a hot day, the gauge pressure rises to 250kPa. What is the final temperature inside the tire, if it was 10 degree C to
a. What is the capacitance of the capacitor? b. What potential difference would have to be placed across the capacitor for it to store 1.0 J of electrical potential energy?
Two speakers, one directly behind the other, are each generating a 522-Hz sound wave. What is the smallest separation distance between the speakers that will produce destructive interference at a li
A 4.8 kg dog stands on an 19 kg flatboat and is 6.1 m from the shore. He walks 2.2 m on the boat toward shore and then stops. Assuming there is no friction between the boat and the water, find how f
If the explorer now takes 59 steps northeast, then 38 steps 60 degrees north of west, then 89 steps due south, how many steps will it take for him to get back to his hut if he goes in a straight lin
A continuous line of charge lies along the x axis, extending from x 5 1x0 to positive infinity. The line carries positive charge with a uniform linear charge density l0. What are (a) the magnitude a
Sphere 1 has charge +2.30 10-8 C. Sphere 2 has charge of -3.30 10-8C. Assume that the separation is large enough for us to assume that the charge on each sphere is uniformly distributed (the spheres
Sphere 1 with radius R1 has positive charge q. Sphere 2 with radius 9.00R1 is far from sphere 1 and initially uncharged. The separated spheres are then connected with a wire thin enough to retain o
An electron with an initial speed of 4.50×105 {\rm{ m/s}} is brought to rest by an electric field. What was the potential difference that stopped the electron?