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Light of wavelength 550 nanometer falls on a 0.33 millimeter wide slit and forms a diffraction pattern on a screen 1.2 meter away.
(a) Determine the position of the first dark band on each side of the central maximum.
mm
(b) Determine the width of the central maximum.
A rescue helicopter lifts a 60 kg person straight up by means of a cable. The person has an upward acceleration of 0.70 m/s2, How much work is done by the tension in the cable
a charge of 5 c moves upward at 2 ms in a magnetic field of 0.3t that points into the page. what is the magnitude and
find the magnitude of the electric field at a point midway between two charges 24.3 times 10-9 c and 75.5 times 10-9 c
A large refracting telescope has an objective lens with focal length 0.85 m. What is the new angular magnification
An X-ray photon with a wavelength of 0.110 nm scatters from a free electron at rest.The scattered photon moves at an angle of 165° relative to its incident direction. Find the initial momentum of the photon
A parallel plate capacitor is made with plates of 10 cm on a side, situated 0.1mm apart. what is the energy stored on the capacitor
bob has just finished climbing a sheer cliff above a beach and wants to figure out how high he climbed. all he has to
A 5.2 cm × 3.8 cm razorblade is placed on the surface of a beaker of water. Though the density of the razorblade is greater than the density of the water, Determine the area of the razorblade in m2
A grinding wheel of radius 0.35 m rotating on a frictionless axle is brought to rest by applying a constant friction force tangential to its rim. The constant torque produced by this force is 75N · m. Find the magnitude of the friction force.
A parallel-plate capacitor made of circular plates of radius 85 cm separated by 0.20 cm is charged to a potential difference of 1000 volts by a battery. How much additional charge flows from the battery to one of the plates when the Teflon film is ..
a wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 39 at 20degc. if its resistance increases
The energy provided each hour by heat to the turbine in an electric power plant is 9.5 x 10^12 J. If 6.5 x 10^12 J of energy is exhausted each hour from the engine as heat
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