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Determine the angle of deviation of a ray by a glass prism with a prism angle of 3o if the angle of incidence of the ray on the front face of the prism is zero. The refractive index of the glass material is 1.5.
A uniform disk of radius 0.471 m and unknown mass is constrained to rotate about a perpendicular axis through its center. Find the mass of the disk
A light bulb is wired in series with a 131-? resistor, and they are connected across a 120-V source. What are the two possible resistances of the light bulb
Two point charges are separated by 6 cm. THe attractive force between them is 20N. What is force between them when they are separated by 9 cm? What is the equation used to arrive at this reply?
A coil of wire with 217 circular turns of radius 3.20cm is in a uniform magnetic field along the axis of the coil. The coil has R = 41.5?, calculate the average emf induced in the coil
Two identical small insulated conducting spheres, whose centers are 18.9 cm apart, carry charges Q1=-100microC and Q2=-200microC, respectively. The spheres are kept insulated, but are then brought into mutual contact and then returned to their ori..
A worker drags a crate across a factory floor by pulling on a rope tied to the crate. Calculate the magnitude of the acceleration of the crate
The objects are then released from rest. Assuming that the particles never reach the pulley, and also that the particles do not rebound when they strike the ground.
A 26 cm tall object is placed in front of a concave mirror with a radius of 31 cm. The distance of the object to the mirror is 94 cm. Calculate the magnitude of the image height
question1a molecule of dna deoxyribonucleic acid is 2.35 microm long. the ends of the molecule become singly ionized --
A 370 kg rocket sled can be accelerated at a constant rate from rest to 1200 km/h in 2.0 s. What is the magnitude of the required net force
Explain why the electron density of hydrogen is very nearly 6x10^26 electrons/kg. Explain why the electron density of all other low atomic number materials is nearly 3 x 10^26 electrons/kg. speculate why the electron density of materials might differ..
two masses are joined together by a massless rod of length 0.8 m. What is the rotational kinetic energy of the system
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