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An air-track glider attached to a spring oscillates with a period of 1.50s . At t=0s the glider is 5.60cm left of the equilibrium position and moving to the right at 40.6cm/s .
Waves on a swimming pool propagate at 0.720 m/s. You splash the water at one end of the pool and observe the wave go to the opposite end, reflect, and return in 30.0 s. How far away is the other end
The magnitude FN of the normal force that each side of the tread channel exerts on the stone is 1.8 N. Assume that only static friction supplies the centripetal force, and determine the radius r of
The diameter of the He atom is approximately 0.10 nm. Calculate the density of the He atom in g/cm3 (assuming that it is a sphere).
The pilot of an aircraft wishes to fly due west in a 31.1 km/h wind blowing toward the south. What should its speed relative to the ground be?
Point charge q1 = -5.00 nC is at the origin and point charge q2 = +3.00nC is on the x -axis at x = 3.00cm. Point P is on the y-axis at y = 4.00cm.
Harry and Angela look from their balcony to a swimming pool below that is 20 m from the bottom of their building. They estimate the balcony is 30 m high and wonder how fast they would have to jump
When the two beads are then placed 5.0cm apart, the force between them is 5.0×10-4N. Assume that A has a greater charge. What is the charge qA and qB on the beads?
Find the magnitude of the acceleration of the sled, given that the coefficient of kinetic friction between the sled and the floor is 0.28.
Describe the characteristic values and procedures of the physical sciences.
A cylinder contains 0.100 mol of an ideal monatomic gas. Initially the gas is at a pressure of 100 kPa and occupies a volume of 2.5 L ,If the gas is allowed to expand to twice the initial volume, f
When the elevator is a distance h from its destination, it accelerates with a = -0.66 m/s2, where the negative sign indicates a downward vertical direction. ("Up" is positive.) Find h.
A block of mass 12.0 kg is connected to a spring on a horizontal frictionless surface. The spring constant is 200 N/m. The block spring system undergoes simple harmonic motion.
Waves on a swimming pool propagate at 0.740 m/s. You splash the water at one end of the pool and observe the wave go to the opposite end, reflect, and return in 32.0 s. How far away is the other en
What is the change in the potential energy of a single electron as it moves through the light bulb, is this a gain or loss of potential energy? where in the light bulb doe you think this gain or lo
The skis have a thrust of 150N and a coefficient of kinetic friction on snow of . The skis run out of fuel after only 11s . What is his top speed?
A 1.0-cm-tall object is 75 cm in front of a converging lens that has a 30 cm focal length. what is image position?
A charge of -2.85 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass, which has a radius of 0.107 m.
A real spring is not massless, but the mass of your spring was not taken into account in experiment M19. How would the non-zero mass of your spring have affected your experimental values of the spri
Two ants race across a table 63 cm long. One travels at 5.85 cm/s and the other at 3.99999 cm/s. When the first one crosses the finish line, how far behind is the second one?
A continuous sinusoidal wave is moving on a long rope in the +x direction. The wave is described by wavelength λ = 6.00 m, amplitude A = 3.20 m and speed v = 30.0 m/s. When time = 0 seconds o
Assuming that both cars start at the same point, how much sooner does the faster car arrive at a destination 8 km away
An electric field of 15000 V/m exists between the plates of a circular parallel-plate capacitor that has a plate separation of 1 mm. What is the voltage across the capacitor? The value of the permit
An underground gasoline tank can hold 1.17 103 gallons of gasoline at 52.0°F. If the tank is being filled on a day when the outdoor temperature (and the gasoline in a tanker truck) is 94.0°
Giving the wheel a constant angular acceleration of 0.45 rad/s^2 for 10s. How many revolutions does the wheel make during this time?