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Two identical diverging lenses are separated by 23 cm. The focal length of each lens is -14 cm. find the final image distance relative to the lens on the right
Two small spheres have a mass 9.0g and having an electric charge q are suspended by a length of 32cm. Find Electrical Charge in C, Conducting rod 21.0 cm bent into semicircle. Linear density -5.20 *
A converging lens has focal length 10 cm. How far from the lens should the object be placed to form a virtual, upright image twice as large as the object
a 30 kg child stands on the edge of a stationary merry-go-round of radius 2.0 m. What is the angular speed of the merry-go-round just after the ball is caught
A circuit contains a 150-? resistor, a 0.0530-H inductor, a 0.420-?F capacitor, and a source of time-varying emf connected in series. Determine the voltage drop across the inductor
A 5?, 10?, and 20? resistor are connected in parallel and the combination connected in parallel to a 20V battery with negligible resistance
In an L-R-C series circuit, the rms voltage across the resistor is 29.4V , across the capacitor it is 89.0 V, What is the rms voltage of the source
A wire cable is rated to have a maximum power of 308 W. If the potential difference is 110 V, what maximum current can the wire handle
A light beam containing red and violet wavelengths is incident on a slab of quartz at an angle of incidence of 25.2°. Find the dispersion of the slab
What will the resultant force What will the resultant force
How far away does the ball strike the ground?
A football player with a mass of 89 kg and a speed of 2.1 m/s collides head-on with a player from the opposing team whose mass is 120 kg. Find the speed of the second player
A proton (+1.6 x 10^-19 C) is traveling horizontally at 5.4 x 10^6 m/s south. What is the force of the proton along with direction
A car traveling 56.1 km/h is 24.6 m from a barrier when the driver slams on the brakes. The car hits the barrier 1.72 s later. (a) What is the car's constant deceleration magnitude before impact?
Two parallel slits are illuminated by light composed of two wavelengths. One wavelength is ?A = 560nm. The other wavelength is ?B, What is the unknown wavelength
A person walks 34.0? north of east for 4.10 km. Another person walks due north and due east to arrive at the same location. How large is the east component of this second path?
Tarzan swings through the jungle by hanging from a vine. Immediately after he steps off the branch, is Tarzan's acceleration zero or nonzero
A target in a shooting range consists of a square wooden board of side length S = 0.500 meter and mass mT = 0.750 kg, find the angular speed of the target just after the collision
one solenoid is centered inside another. the outer one has a length of 45.0 cm and contains 6800 coils, what is the EMF induced in the inner solenoid
The far point of a nearsighted person is 8.5 m from her eyes, and she wears contacts that enable her to see distant objects clearly. How high is the image formed by the contacts
A hydrogen atom is initially at n =3 state. How much energy is required to ionize this atom
An x-ray photon with wavelength 5.0 pm collides with a free electron initially at rest. find the maximum possible kinetic energy acquired by the electron
To make a simple microscope a student places two converging lenses of +20 D at opposite ends of a 34 cm long tube. What is the tube length of the microscope
An object is located 15 cm in front of (to the left of) a converging lens with a focal length of 10 cm. To the right of the converging lens, What is the location of the final image
X-rays having an energy of 350 keV undergo Compton scattering from a target. The scattered rays are detected at 37.0° relative to the incident rays. Find the energy of the recoiling electron