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You are given a spherical mirror and wish to determine its properties. You place an object on its axis, 41.30 cm in front of it, and discover that the mirror creates a virtual image located 13.70 cm from the mirror. Find the mirror's focal length. Calculate the mirror's radius of curvature.
A space ship travelling at speed 0.5c toward the earth ejects a spacepod travelling in a forward direction at a speed of 0.25c, what is the speed of light signal relative to the spaceship in term of c
A ball is thrown horizontally from the top of a 20-m high hill. It strikes the ground at an angle of 45 degrees. With what speed was it thrown
Points A and B have electric potentials of 257 V and 129 V, respectively. When an electron released from rest at point A arrives at point C its kinetic energy is KE1, What is the electric potential at point C
Heat flows into an ideal gas at a constant volume. The pressure increases from 1.5 atm to 5.5 atm. What is the total change in internal energy
Electron microscopy has proved invaluable for investigations of viruses, cell membranes and subcellular structures, bacterial surfaces, visual receptors, chloroplasts, and the contractile properties of muscles. The "lenses" of an electron microsco..
The fundamental vibrational frequency of HCl molecule is v=2990.946cm^-1 and its equilibrium dissociation energy is De=445.0 kJ/mol. Evaluate the frequency for v=0-->5 pure vibrational transition in HCl in Hz assuming it as a Morse oscillator.
a cart with a mass of 200 kg along a frictionless track. Calculate the velocity of the cart at points A and C is the cart is dropped from a height of 100m with an initial velocity of 10 m/s
What is the density of Kripton gas at standard temperature and pressure? The atomic mass of Kripton is 83.80 atomic mass unit
A constant 80-N force acts on a 5.0 kg box. The box initially is moving at 20 m/s in the direction of the force, Determine both the work done by this force
By what factor would its kinetic energy decrease if the car traveled half as fast
A woman once survived a fall of over six miles without a parachute when her plane exploded. What is this distance in meters
A diffraction grating is made up of slits of width = 300 nm with separation = 1150 nm. The grating is illuminated by monchromatic plane waves of wavelength ? = 560 nm at normal incidence. How many maxima are there in the full diffraction pattern? Wha..
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