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The outside mirror on the passenger side of a car is convex and has a focal length of -5.4 cm. Relative to this mirror; a truck traveling in the rear has an object distance of 17 m. discover (a) the image distance and (b) the magnification of the mirror.
the nobel prize was given to penzias and wilson in 1978 for their observation of the cosmic background radiation the
A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from zero to 8.06 m/s in 4.14 s. What is the magnitude of the linear impulse experienced by a 69.1 kg passenger
q1. a 2700-kg satellite is in a circular orbit around a planet. the satellite travels with a constant speed of 6270 ms.
a person who weighs 653 n steps onto a spring scale in the bathroom and the spring compresses by 0.574 cm. a what is
we drop a cube of ice into a glass of water. the mass of the cube of ice is 45.8 g and its initial temperature is -10.2
Radio waves travel at a speed of 1.7 x 108 m/s through ice. A radio-wave pulse sent into the antarctic ice reflects off the earth at the bottom and returns to the surface in32.9 x 10-6 s.
What is the tangential acceleration of a bug on the rim of a 11.0-in.-diameter disk if the disk accelerates uniformly from rest to an angular speed of 76.0 rev/min in 3.30 s, what is its centripetal acceleration
A nickel crystal is used as a diffraction grating for x-rays. Then the same crystal is used to diffract electrons. what is the kinetic energy of each electron
A 529 kg automobile slides across an icy street at a speed of 66.0 km/h and collides with the parked car which has a mass of 856 kg. The two cars lock up and slide together. What is the velocity of the two cars just after they collide.
An object with a mass of 48.0 g displaces 605.0 ml of water when it is completely immersed. What is the buoyant force on the mass
A ship sails from seawater (specific gravity 1.025) into freshwater and therefore sinks slightly. find the combined mass of the ship and cargo before it was unloaded
A 100 gram bullet travelling at 350 m/s strikes and sticks into a stationary 5.00 kg block of wood. The combined bullet+ block initially slides on a horizontal frictionless surface until they encounter a 30.0 degree inclined plane with a coefficient ..
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