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1. Design a first-order RL circuit that will produce the following current through the inductor: iL(t) = 25 + 50e-50,000t mA for t ≥ 0.
2. The switch in Figure P7-45 has been in position B for a long time and is moved to position A at t = 0. Design the first-order RC interface circuit such that vO(t) = 10-10e-2500t V.
Find the magnification of the heater element given that the mirror has a radius curvature of 46 cm and produces an image of the coils 2.6m away from the mirror
Electrons accelerated by a potential difference of 12.43 V pass through a gas of hydrogen atoms at room temperature. Calculate the wavelength of light emitted with the shortest possible wavelength
A concave spherical mirror has a radius of curvature of 0.72 m. An object placed in front ofthe mirror is 0.30 m tall. Find the height of the image formed
A CD has a mass of 17 g and a radius of 6.0 cm. When inserted into a player, determine the net torque acting on it
A middle-aged people usually have poorer hearing than a middle-aged woman. Find the ratio of the sound intensity just detected by person to the sound intensity just detected by woman
A plastic light pipe has an index of refraction of 1.42. For total internal reflection, what is the minimum angle of incidence if the pipe is in the following media
A cylindrical disk has volume 8.9810-3 m3 and mass 7.98 kg. The disk is floating on the surface of some water with its flat surfaces horizontal. The area of each flat surface is 0.636 m2. How far below the water level is its bottom surface
An 0.50 kg object is attached to one end of a spring, and the system is set into simple harmonic motion. The displacement x of the object as a function of time is shown in the drawing below. With the aid of this data, determine the values amplitud..
A particle is confined to the one-dimensional infinite potential well of Fig. 39-2. If the particle is in its ground state, what is the likelihood of detection between x = 0.27Land x = 0.61L?
A mining lift, with a 80kg cage, should be able to pull up to the surface ten 90kg miners, from a 20m deep well, in 20s. If the gearboxes available have an efficiency of 75%, what should be the power rating of the DC motor used. If the driving gear p..
A spaceship containing an astronaut travels at a speed of 0.50 c relative to a second inertial observer. What is the total energy of the astronaut according to the astronaut if her mass is 70kg
A 1000 kilogram care is lifted 1 meter. What is the potential energy with respect to the floor
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