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Problem: A 5.0-um strand of DNA carries charge +e per nm of length. Treating it as a charged line,
Part A: What is the electric field strength 21nm from the DNA, not near either end?
Would you be able to include the how you do it steps and equation and how to follow it thank you!!
Compute the linear momentum and angular momentum of a Frisbee of mass 0.125 kg if it has a linear speed of 2.25 m/s and an angular velocity of 47.5 rad/s
Two 3.0 g spheres are suspended by 11.0 cm long light strings. A uniform electric field is applied in the x direction. determine the electric field intensity that enables the spheres to be in equilibrium at ? = 9°
A 75-kg window air conditioner falls a distance of 6 m to the street below (no one is injured). What was the PE of the air conditioner
A potter's wheel having a radius 0.53 m and a moment of inertia of 14.9 kg · m2 is rotating freely at 46 rev/min. Find the effective coefficient of kinetic friction between the wheel and the wet rag
A velocity selector has a magnetic field of magnitude 0.32 T perpendicular to an electric field of magnitude of 0.34 MV/m. What must be the speed of a particle for it to pass through undeflected
A horizontal beam of electrons initially moving at 4.1 107 m/s is deflected vertically by the vertical electric field between oppositely charged parallel plates.
The drawing shows two boxes resting on frictionless ramps. Onebox is relatively light and sits on a steep ramp. The other box isheavier and rests on a ramp that is less steep. The boxes arereleased from rest at A and allowed to slide down the ramp..
The space shuttle, in a 300km high orbit needs to perform anexperiment that has to take place well away from the spacecraft. what is the angle of the rope as measured from a line drawn fromthe center of the earth though the payload
3.11 x 1016 electrons are passing from left to right through a wire every seconds. what is the current in that wire in
A motorist drives south at 20.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.00 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.00 min trip, find (a) the total vector displacement, (b) the average speed, and..
What is the electric potential energy of the system? (Take as zero the potential energy of the three charges when they are infinitely far apart.)" Use = 8.85 10 12 for the permittivity of free space.
During the pitching motion, a baseball pitcher exerts an average og 60 N against the0.15kg baseball while moving it through a horizontal displacement of 2.0 m before he releases it
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