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the first-order line of 589 nanometer light falling on a diffraction grating is observed at a 15 degree anglea
a student m1 66 kilogram stands on a long cart m2 122 kilogram initially at rest he begins to run in the cart with a
a piece of steel expands 10 centimeter when it is heated from 20 to 40oc determine how much would it expand if it was
a hollow aluminum sphere with outer diameter 87 centimeter has a mass of 770 gram determine what is the sphere inner
the luminance of direct sunlight on earth is about 105 lmm2a determine the luminous flux of the sunb determine the
a 25 meter tall 65 centimeter diameter concrete column supports a 218000 kilogram load find by how much is the column
an ideal fluid is moving at 27 meter per second v2 in a horizontal section of a pipe of radius 019 meter r2part a
consider a point p on the viewing screen of a double-slit interference experiment this point is 55 percent of the way
a 11 kilograms object is released 500 kilometer above the earth find by what percentage is the flat-earth calculation
an astronomical telescope has an objective lens with a focal length of 74 centimeter and a 38 d eyepiece evaluate the
a metal wire 14 millimeters in diameter and 2 meter long hangs vertically with a 56 kilogram object suspended from
a hydraulic lift in a garage has two pistons a small one of cross-sectional area 410 cm2 and a large one of
a rock of mass m with a density twice that of water is sitting on the bottom of an aquarium tank filled with water find
the focal lengths of the objective and the eyepiece in a microscope are 0290 centimeter and 25 centimeter
white light is incident on an equilateral prism with light parallel to one sidea if the index of refraction of the
a 150 meter long steel wire with a diameter of 0400 millimeter is hanging vertically a spotlight of mass m 150
a thin diverging lens produced an image of magnification 15 for an object placed 20 centimeter from the lens evaluate
1 a technician wishes to produce an image on a wall using a thin lens the lens to wall distance is to be 6 meter he
a certain fm radio tuning circuit has a fixed capacitor c 620 pf tuning is done by a variable inductance find what
a certain species of ionized atoms produces an emission line spectrum according to the bohr model but the number of
an astronaut exploring another planet drops a 034 kilogram rock from a height of 17 meter above the planets surface
a ray of in glass is incident on a plane glass-air boundary the index of refraction of glass is 150 and the index of
a thin converging lens has a focal length of 20 centimeter if an object is located 40 centimeter from the lens
a convex mirror is formed from a polished metal sphere of radius 60 centimeter find what type of image does an object
a concave mirror has a radius of curvature of 40 centimeter an object is located 10 centimeter in front of the mirror