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A converging lens with a focal length of 20cm and a diverging lens with a focal length of -52cm are 92.0cm apart. A 2.8cm --tall object is 40v in front of the converging lens.
Calculate the distance between image and diverging lens.?
.... cm
Calculate the image height.
The vertical displacement of particles in a string (when a wave is propagating through it) is given by y = (0.02) sin[(10?)t - (8?)x], where everything is measured in standard units, meters and seconds. What is the amplitude of the wave?
A highly polished silver hemisphere of radius R rests with its base on a level table. What must be the diameter of the beam if light from the outer edges of the beam is reflected horizontally
An 66 kg man on ice skates is pushing his 33 kg son, also on skates, with a force of 125 N. What force is exerted by the boy on his father
q. a 30 gram mass is hanging from a spring whose unstretched length is 20 cm and whose spring constant is 2.5 nm. in
An electron is released from rest at x=0 in a region where the electric field is . Find the speed of the electron when x = 2.5 cm
A 38.0-kg child swings in a swing supported by two chains, each 2.96 m long. The tension in each chain at the lowest point is 438 N. Find the child's speed at the lowest point
A proton of mass mp and charge qp =e, deuteron of mass 2mp and charge qd =e, Find the velocities and derive the radii of the paths for deuteron and alpha particle in term of the mass and charge of proton
The wheel of a car has a radius of 0.320 m. The engine of the car applies a torque of 288 N · m to this wheel, What is the magnitude of the static frictional force
A 22 kg box is released on a 34.0° incline and accelerates down the incline at 0.271 m/s2. How large is the coefficient of friction
You are given a four-wheeled cart of mass 19 kg, where the distance between a wheel and its nearest neighbors is 1.7 m. Find the weight on the nearer wheels of the cart under this load
A hydrogen atom is in the 5d state. What is the magnitude of its orbital angular momentum
A hydrogen atom initially in its ground state absorbs a photon and ends up in the n=6 state. Calculate the energy of the incident photon
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