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Four charge points with dimensions of; Q1(-10,0,10), Q2 (10,0,10), Q3(10,0,-10) and Q4 (-10,0,-10) in Cartesian system are surrounded with air. Q1=-Q4=5muC.
a. If Q2= Q3=0, find Vectors E and D.
b. For Q2= -Q3 5 μC forces applied to each point from other charges.
a 2 kg block resting on a frictionless surface is attached to a spring k 700nm . a 1 kg block slides along the surface
X-rays having an energy of 280 keV undergo Compton scattering from a target. The scattered rays are detected at 36.0° relative to the incident rays. Find the Compton shift at this angle
A mass of 0.450 kg rotates at constant speed with a period of 1.45 s at a radius of R 0.140 m . What is the rotation period for a mass of 0.550kg at the same radius
A dog running in an open field has components of velocity vx = 2.6 m/s and vy = -1.8 m/s at time t1 = 10.7 s . For the time interval from t1 = 10.7 s to t2 = 21.6 s , the average acceleration of the dog has magnitude 0.45 m/s2 and direction 29.0o ..
A diver shines a flashlight upward from beneath the water at a 44.5° angle to the vertical. At what angle does the light leave the water
A point charge Q = 4.20×10-6 C is at the center of a conducting spherical shell of radius R = 18.40 cm. The total charge of the shell is -4.20×10-6 C. What is the field just outside the shell
An archer pulls her bowstring back 0.370 m by exerting a force that increases uniformly from zero to 227 N. (a) What is the equivalent spring constant of the bow? ____N/m (b) How much work does the archer do in pulling the bow? _____J
q1. a flight attendant pulls her 70.0 n flight bag a distance of 274 m along a level airport floor at a constant speed.
A block is at rest on a plank whose angle can be varied. The angle is gradually increased from 0 deg. At 31.3°, the block starts to slide down the incline, traveling 2.80 m down the incline in 2.40 s. Compute the coefficient of static friction betwee..
A guitar string has a linear density of 8.30 x 10^-4 kg/m. The length of the string is .660 m. The tension in the string is 52.0 N. When the fundamental frequency of the string is sounded by a tuning fork of frequency 196.0 Hz, what beat frequency is..
Two balls begin at rest at the same height (but not the same place). Which one hits the grounds first
A certain metal with atomic mass 2.6 × 10?25 kg has an interatomic bond with length 2.5 × 10?10 m and stiffness 45 N/m. What is the speed of sound in a rod made of this metal
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