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Two converging lenses having focal lengths of f1 = 11.1 cm and f2 = 20.0 cm are placed d = 50.0 cm apart, The final image is to be located between the lenses, at the position x = 28.3 cm.(a) How far to the left of the first lens should the object be positioned?cm(b) What is the overall magnification of the system?(c) Is the final image upright or inverted?uprightinverted
You have a ball on a wire that is twirled in a circular orbit with a radius of 3.3 m, What is the speed of the ball in orbit
Four moles of an ideal gas undergo a reversible isothermal expansion from volume V1 to volume V2 = 5V1 at temperature T = 400K. Find the entropy change of the gas
We have some air in a cylinder like that in the figure. Assume that air is an ideal diatomic gas. The diameter of the cylinder is 5.4 cm. Find the amount of hear that was put into air
The vibration of an o2 molecule has a wavenumber of 1580.4 cm^-1 Calculate the energy (in joules) of the first excited state?
Boy is stands on a scale in an elevator that is accelerating upward. Scale reads 723.8 N. Find magnitude of the acceleration of the elevator
An underwater diver sees the sun 46 degrees above horizontal. How high is the sun above the horizon to a fisherman
A painter (mass = 55.7 kg) climbs 3.28 m up a 7.16 m long ladder leaning against a frictionless wall. The ladder has a mass of 16.2 kg, find Friction force between the ladder and the ground
A 1500 kg car increases its speed from 15 m/s to 18 m/s in 15 seconds. What is the resultant work done on the car
a 200 ohms resistor and a .4 H inductor are connected in series with a voltage source having amplitude of 30 v, what is the current amplitude
The two masses in the Atwood's machine shown in the figure have an initial speed of = 0.25 , and is moving upward. How high does rise above its initial position
Study of the fragment
A dock worker applies a constant horizontal force of 76.0 N to a block of ice on a smooth horizontal floor. The frictional force is negligible. What is the mass of the block of ice
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