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A diverging lens has a focal length -0.16m. An object is placed in the distance 0.1m from the lens on the left side.
What is the image magnification?
What is the image location?
A steel piano wire (Y = 2.0 x 10^11 Pa) has a diameter of 0.80 mm.One end is fixed in place and the other end is wrapped around atuning pin of diameter 8.0 mm. The length of the wire (notincluding the wire wrapped around the tuning pin) is 66 cm.
An ideal air-filled parallel-plate capacitor has round plates and carries a fixed amount of equal but opposite charge on its plates. how much energy does it now store
A quarterback takes the ball from the line of scrimmage, runs backwards for 15 yds, then runs sideways parallel to the line of scrimmage for 13 yds. Find the total magnitude of the football resultant displacement
A stationary motion detector sends sound waves of frequency 0.135 MHz toward a truck approaching at a speed of 49.2 m/s. What is the frequency of the waves reflected back to the detector? (Takethe speed of sound to be 343 m/s.)
A double-slit experiment is set up using a helium-neon laser (?=633nm). Then a very thin piece of glass (n=1.50) is placed over one of the slits. How thick is the glass
A hot air balloon has a volume of 2.00 × 103 m3 when fully inflated, and the air inside the balloon is always at atmospheric pressure of 1.01 × 105 Pa because of the large opening used to fill the balloon and heat the air inside it.
A certain Crystal has a set of planes spaced 0.30 nm apart. A beam of neutrons strikes the crystal at normal incidence and the first maximum of the diffraction occurs at ?=42 degree. What is de-Broglie wavelength of neutron beam? What should be momen..
An electron confined in a one-dimensional box is observed, at dissimilar times, to have energies of 12 eV, 27 eV, and 48 eV. What is the length of the box?
A 600g model rocket is on a cart that is rolling to the right at a speed of 3.0m/s. At what horizontal distance left of the loop should you launch
A 0.520 kg block of wood hangs from the ceiling by a string, and a 0.0700 kg wad of putty is thrown straight upward, How high does the putty-block system rise above the original position of the block
A uniform magnetic field is normal to the plane of a circular loop 10 cm in diameter made of copper wire (diameter 2.5 mm). At what rate must the magnetic field change with the time if an induced current of 10 A is to appear in the loop? The resistiv..
A transmission line that has a resistance of 0.5omega per km of length is used to transmit 200 MW across 300 miles. what should be the transmission voltage
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