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A circular loop of radius 11.8 cm is placed in a uniform magnetic field.
(a) If the field is directed perpendicular to the plane of the loop and the magnetic flux through the loop is 7.60 10-3 T · m2, what is the strength of the magnetic field?
q1. the pulley system is used to lift a 61 kg crate. note that one chain connects the upper pulley to the ceiling and a
Calculate the self inductance of a solenoid that has N turns, a length L, a radius R, and is carrying a time varying current I(t)
Find out the magnitude of the amount by which the potential difference across the plates changes.
Susan, driving north at 52 mph , and Shawn, driving east at 52 mph , are approaching an intersection. What is Shawn's speed relative to Susan's reference frame
Monochromatic light with wavelength 570nm passes through a circular aperture with diameter 7.00?m. What is the diameter of the Airy disk on the screen
An astronomical telescope is designed with an overall magnification of 45x. The objective has a focal length of 84.0 cm. What should be the focal length of the eyepiece
a projectile is fired with an initial velocity of 35 m/s at an angle of 30 degrees above horizontal of a 30 feet tall building. find (a) the max height of the projectile
A 0.366-kg block is attached to a horizontal spring that is at its equilibrium length, and whose force constant is 20.3 N/m. How far does the putty-block system compress the spring
An archer puts a 0.34 kg arrow to the bowstring. An average force of 209 N is exerted to draw the string back 1.3 m. Unless otherwise directed, assume that air resistance is negligible. plan energy bar graphs to solve the problem.
A point source emits sound waves with a power output of 130 W. At what distance will the decibel reading be 120 dB, which is noise level of a loud indoorrock concert?
Calculate the angular velocity the flywheel must have to contain enough energy to take the bus from rest to a speed of 27.0 m/s, assuming 83.0% of the rotational kinetic energy can be transformed into translational energy
Four people with a combined mass of 300kg are riding in a 1100kg car. When they drive down a washboard road with bumps spaced 5.1m apart, How much does the car rise up on its springs
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