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Suppose you have the following intermediate (i.e., important figures may be incorrectly stated) experimental results: L = 0.739 ± 0.026 m , f1 = 36.48 ± 1.82 Hz , T = 5.28 N (exact) . What is the linear mass density of the string (without uncertainty, units’ required)?
A loudspeaker of mass 24.0 kilogram is suspended a distance of h = 2.00 m below the ceiling by two cables that make equal angles with the ceiling. Obtain what is the tension T in each of the cables
The electromagnetic wave that delivers a cellular phone call to acar has a magnetic field with an rms value of 1.50 10-10 T. The wave passes perpendicularlythrough an open window, the area of which is 0.20 m2.How much energy does this wave carry thro..
At (1,0) the voltage is 4.00V. At (3,0), the voltage is0.00V. If there is a steady, uniform electric field over this entire region, how much work is required to move an electron from the origin to (6,0)? (Coordinates are given in cm.)
The speed of a wave on a string is 30 m/s. The string is 3.0 meter long and fixed at both ends. Find the lowest resonant frequency for this system
Two masses m1 and m2 are connected by a string which goes over an ideal pulley. What is the acceleration of each mass
In waterjet cutting, a stream of supersonic water is used toslice through materials ranging from sheets of paper to solid steelplates. Find the exit speed of the water and compare with the speed of sound
A portion of Nichrome wire of radius 3.95 mm is to be used in winding a heating coil. If the coil must draw a current of 9.70 A when a voltage of 120 V is applied across its ends, find the following. (Take the resistivity of nichrome to be 1.50 10..
Arlene is to walk across a high wire strung horizontally between two buildings 11.0 m apart. The sag in the rope when she is at the midpoint is 10.0°. If her mass is 56.0 kg, what is the tension in the rope at this point.
A beam of hydrogen molecules, H2, is directed toward a wall, at an angle of 60° with the normal to the wall. What is the beam's pressure on the wall
While rearranging a dorm room, a student does 276 J of work in moving a desk 1.7 m. What was the magnitude of applied horizontal force.
A small airplane flies with a speed relative to the ground (ground speed) of 219.0 km/h in a direction 20.0 degrees to the east of north. what is the speed of the wind
A spherical, conducting shell (inner radius = a and outer radius = b) has a charge +Q placed on it. What is the electric field everywhere
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