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The focal length of an objective lens is 4.60mm . The image formed by this lens is 145mm from its focal point. The eyepiece has a focal length of 28.0mm
1. What is the magnitude of the angular magnification of the microscope?
2. If two points are about 0.10mm apart (and both are at the near point of an unaided eye) then the points can be resolved i.e. the points are seen as two separate points. What is the smallest distance between two points (both at the near point) that can be resolved with this microscope? In mm.
Next, a beaker of water is placed so that the iron block is submerged in the beaker not touching the bottom. What mass (in kg) is now necessary to balance the scales
A skier, weighing 453 n, is skiing down a slope that has an incline of 29 degrees above the horizontal. Compute the acceleration of the skier (coefficient of kinetic friction between the skis and snow is 0.21)
cancer patient is undergoing radiation therapy in which protons with an energy of 1.2 MeV are incident on a 0.10-kg tumor. How many protons are absorbed by the tumor
The LC circuit of a radar transmitter oscillates at 30.2 GHz. What is the inductive reactance of the circuit at this frequency
An ion harvester is scouring deep space for isolated xenon (Xe+) ions. A xenon ion is singly ionized and has the charge of +e. If the field meter reads 0.000000202 N/C, how far away is it from the ion.
A homemade capacitor is assembled by placing two 9-in. pie pans 4cm apart and connecting them to the opposite terminals of a 6-V battery, Estimate the work done by the battery to charge the plates
An AC generator operates at 22 V and delivers 200 W of power through an ideal (no loss) transformer to the load with the resistance 4.0 \Omega
A 67.3 kg sled starts at rest on a horizontal road. The coefficient of kinetic friction between the sled and the road is μk = 0.202. A man pulls the sled a distance 5.07 m along the ground by exerting a constant force of magnitude 532 N on a rope tha..
the position of a cart that is oscillating on a spring is given by the equation x= 12.3 cm cos [(1.26 s-1)t], velocity and acceleration of the cart
What is the instantaneous power, at a time of 0.00700 seconds, dissipated by a 200 ohm resistor in a resonant AC circuit powered by a generator with a 21.0 V greatest potential difference operating at 5000 rad/s .
A saturated solution of strontium hydroxide is prepared in the excess solid Sr(OH)2 is allowed to settle. A 25.0mL aliquot of the saturated solution is withdrawn and transfer to an Erlenmeyer flask
An 9.00-cm-diameter, 330g solid sphere is released from rest at the top of a 1.70-m-long, 20.0? incline. What is the sphere's angular velocity at the bottom of the incline
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