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A small, 1.70-mm-diameter circular loop with R = 1.30×10?2? is at the center of a large 100-mm-diameter circular loop. Both loops lie in the same plane
A copper rod, an aluminum rod, and a brass rod, each of 6.00 m length and 1.00 cm diameter, What is the steady-state-temperature of the cooper-aluminum junction
A laser beam is incident on two slits with a separation of 0.210 mm, and a screen is placed 4.80 m from the slits. find the wavelength of the laser light
The second-order dark fringe in a single-slit diffraction pattern is 1.40 mm from the center of the central maximum. calculate the wavelength of the incident light
A bullet with a mass of 4.25g , traveling horizontally with a speed of 434m/s , is fired into a wooden block with mass of 0.786kg, What is the decrease in kinetic energy of the bullet
Two loudspeakers emit sound waves along the x-axis. What is the phase difference between the speakers
A heavy piece of hanging sculpture is suspended by a 90 cm-long, 5.0 g steel wire, What is the mass of the sculpture
A 75?kg jogger runs with a speed of 4.2m/s, What is the jogger's de Broglie wavelength
A transformer connected to a 100 V (rms) ac line is to supply 8.0 V (rms) to a portable electronic device. What rms current must the secondary supply
The Cosmic Background Radiation Outer space is filled with a sea of photons, created in the early moments of the universe. What is the peak frequency of this radiation
The hot-reservoir temperature of a Carnot engine with 26.0 % efficiency is 70.0 ?C higher than the cold-reservoir temperature. What is the cold reservoir temp
A 1.90 kg ball is attached to the bottom end of a length of fishline with a breaking strength of 10 lb (44.5 N). At what angle (measured from the vertical) will the fishline break
Two tanks are engaged in a training exercise on level ground. The first tank fires a paint-filled training round with a muzzle speed of 237.5m/s, Find the distance between the tanks when the round wa
Dust particles are pulverized rock, which has density 2500 kg/m3. They are approximately spheres 20 ?m in diameter. what is the root-mean-square speed (thermal speed) of a dust particle at 60°C
A 0.21-kg pinecone falls 10 m to the ground, where it lands with a speed of 12 m/s. How much work was done on the pine cone by air resistance
A sound wave generated by a source of frequency 440 Hz is moving through 25 oC air. What is the wavelength of the sound wave inside the steel
A Carnot engine extracts 950J from a 600K reservoir during each cycle and rejects 480J to a cooler reservoir. It operates at 22 cycles per second. Find the work done during each cycle
A Carnot engine absorbs 950J of heat each cycle and provides 340J of work. How much heat is rejected each cycle
Two metal balls are hung from strings. The first ball, 0.14 kg, is pulled to the side and released, What is the mass of the second ball
The model airplane in Figure 5.6 is flying at a speed of 11.6 m/s on a horizontal circle of radius 19.9 m. The mass of the plane is 1.12 kg. What is the net work done on the plane
The root-mean-square speed (thermal speed) of the molecules of a gas is 200 m/s at a temperature 23.0°C.
A 0.40-kg iron horseshoe is dropped into 1.15L of water in a 0.34-kg iron pot initially at 20.0?C. Determine the initial temperature of the hot horseshoe.
A weather balloon contains 12.0 m3 of hydrogen gas when the balloon is released from a location at which the temperature is 22.0°C, what is the new volume of the balloon
A space craft is designed to be rotating column, in order to simulate artifical gravity. find angular frequency must be maintained to simulate surface gravity
A Carnot engine operates between reservoirs at 550K and 300K, discarding 1500 J of heat in each cycle. determine the engine's efficiency