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A spherical mirror is to be used to form a real image of an object that is located 5 meters from the object. The image will be 5 times larger than the original object (M=-s'/s= -5).
a) What type of mirror needs to be used?
b) What is s, the distance between the object and the mirror?
c) What is the radius of curvature of the mirror?
A 5.20 g pop up toy is compressed 1.50 cm and pops up to the height of 50 cm the spring constant is 270 Nm. What is the loss of energy.
what is the Tension in the string, distance of spheres from one another at equilibrium, the charge on each sphere.
The nucleus of 8Be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously breaks into two alpha particles, What is the force between the two alpha particles when they are 5.20 10-15 m apart
What is the magnitude of the acceleration of an electron at a point where the electric field has magnitude 6656 N/C and is directed due east?
A space probe speeding toward the nearest star moves at 0.28c, What frequency is received on earth
Water at a pressure of 3.00*10^5 Pa flows through a horizontal pipe at a speed of 1.00 m/s. The pipe narrows to one-fourth its original diameter
An 80 kg spacewalking astronaut pushes off a 640 kg satellite, exerting the 100N force for the 0.50 s it takes him to straighten his arms.
A power supply maintains a potential difference of 86.1 V across a 1070-? resistor. What is the current in the resistor
The A string of a violin is 32cm long between fixed points with a fundamental frequency of 440Hz and a mass per unit length of 6.5×10-4 kg/m. What is the wave speed in string.
A beam of 6 MeV electrons passes through a 400 micro-meter thick silicon detector. Estimate the energy lost by the electrons when crossing 200 micro-meters, 300 micro-meters and the full thickness of the detector.
A 0.05 kg bullet traveling at 600 m/s hits a 7.4 kg block of wood and stays in the wood. What is the velocity (speed) of the wood block immediately after the bullet hits it
A current of -3.70 A is located 5.51 cm along the x axis, that is, at the point (5.51,0.00) cm. A current of -6.15 A is located 4.08 cm along the y axis, Find the magnetic field at the origin
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