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A 2 meter straight wire carrying 5 Amp current runs horizontally and experienced 8 Newton horizontal force while 2 T magnetic field. Estimate the direction of the magnetic field with respect to horizontal.
An electron is in circular motion with a speed of 2 x 104 meter per second, while in a 40 mT magnetic field, Obtain the diameter of the circular trajectory.
a 60.0-g object is attached to a horizontal spring with a force constant of 5.0 nm and released from rest with an
A 0.420 kg ice puck, moving east with a speed of 3.12 m/s, has a head-on collision with a 0.890 kg puck initially at rest. Assuming a perfectly elastic collision, What is the speed of the heavier puck
An air puck of mass m1 = 0.30 kg is tied to a string and allowed to revolve in a circle of radius R = 1.0 m on a frictionless horizontal table. The other end of the string passes by a hole in the center of the table, and a mass m2 = 1.20 kg is att..
An Argon ion laser has a gain bandwidth of 2 GHz. Find the number of standing wave cavity modes within the gain bandwidth of the argon ion laser
A sound pulse has a power of 893.1 watts. It is radiating outwards from a point and at the time of observation is a radius of 7861.6 m from that point
A block rests on a horizontal frictionless surface. A string is attached to the block, and is pulled with a force of 45.0 N at an angle θ above the horizontal. After the block is pulled through a distance of 1.50 m, its speed is 2.60 m/s, and 50.0..
A spherical concave lens has a focal length of 40 cm, and an object is placed 20 cm from the lens. Draw a ray diagram. (Submit a file with a maximum size of 1 MB.) Estimate the image distance
A 20.0kg light signal hangs from the end of a 7.0m uniform density pole of mass 12.0kg. The pole is free to swivel from the hinge at point A, What is the reaction force (magnitude and direction) at the hinge
Listed below are the forces that were applied to the cart in these three runs. Run Force (N) Run = 1(diamonds), Use Newton's second law to estimate the mass of the cart in kg from this set of data
Two friends hold on to a rope, one at each end, on a smooth, frictionless ice surface. What is the magnitude of the angular momentum of the system comprised of the two friends
a binary star system has a period of 7.7e6 7700000 s. it is noted that one star is moving twice as fast as the other
Light propagates from soda lime glass (n=1.518) into a new material (n= ?). Determine the index of refraction for the material
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