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Question: Vector A has a magnitude of 5.0m and a direction of 60 degrees; the vector B has a magnitude of 4.0 and a direction of 20 degree from positive x-axis.
Question 1: What is the direction of the resultant vector?
Please show all work and steps to determine the direction of the resultant vector.
a point charge 6.0uc is placed at the origin and a second charge -3.8uc is placed in the x-y plane at 0.35m 0.55m .
Assume that an inexpensive watch runs 0.004% slower than a "perfect watch" (viz., a "time standard") that neither loses nor gains time, what would the perfect watch measure for this time interval
A 65-g ice cube at 0°C is placed in 874 g of water at 23°C. What is the final temperature of the mixture
A mass is trapped on the x-axis. Its potential energy is given by U=-2x^3 -3x^2 +12x. Where x is i meters and U is in joules. A) Determine an expression for the force that acts on the mass as a function of position.
the current in an rl circuit builds up to one-third of its steady-state value in 3.80 s. find the inductive time
a particle with a mass of 6.64 10-27 kg and a charge of 3.210-19 c is accelerated from rest through a potential
An empty freight train car of mass 10000 kg is rolling along a level of track at 2.00 m/s. It collides with a loaded car of weight 1.96 x 105 n which is at rest. What is the speed of the train after the collision
two large parallel conducting plates are 21 cm apart and have charges of equal magnitude and opposite sign on their
Two people hear a tornado siren, What is the intensity level (in dB) at the farther listener relative to the other listener
The bullet becomes embedded in the block. If the bullet-block system compresses the spring by a maximum of 88.0 cm, what was the speed of bullet at impact with the block.
You are standing at the rear end of a raft that is 6.0 m long. The raft has a uniform mass of 120 kg and is at rest on a lake. how far are you from the end of the pier
A spherical conducting shell of radius 25.0cm has a charge of -14uC on its outer surface and a charged particle in its hollow. What is the charge of the particle in the hollow
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