Advanced Physics Question
Q: I start with a pair of positive charges a set distance apart at rest. Then, I let go. Which of the ...
A: Solution: Let two positive charges are separated by a distance r, then The coulombs law is descr...
Q: The tension along the horizontal rope on the right is 30 N. Find the weight of the hanging body.
A: Here, F = 30 And angle is = 30° Now , From the figure, T cos30 = w T sin30 = 30 W = 30sqrt(3) Now ,...
Q: Advanced Physics Question
A: 6. Acceleration of the dog is a(t)=2sint+9e3t+3t2+5 m/s2also u=0 and si=0.when t=0.8 sacceleration a...
Q: A long cylinder of radius 150 mm and at an initial uniform temperature of 530 ° C is suddenly expose...
A: Given that:R=150 mm=0.15 mTi=530°CT∞=30°Ch= 380W/m2k=200 W/mkα=8.5×10-5 m2/sτ=265 sec
Q: A force of 1.50 N acts on a 0.20-kg carts so as to uniformly accelerate it along a straight air trac...
A: F=1.5 N m=0.20 Kg F=m*a a=F/m=1.5/0.2= 7.5 m/s^2
Q: icle with charge q =
A: Given: To find the magnitude of the magnetic force in the charge as,
Q: Two long, straight conducting wires with linear mass density A are suspended from cords so that they...
A: Solution: initial speed v0=μoQ2/(4πλdRC) Q = charge on the capacitor plates = CV=2.6×10-6×2.8×103=...
Q: *40 The potential energy of a diatomic molecule (a two-atom system like H, or O2) is given by A B U ...
A: The Potential is given byU = Ar12 - Br6 The Force between the two atoms F=-dUdr = -12Ar13 + 6Br7 as...
Q: A man is attempting to lift a crate using a two part pulley system as shown in the image. The crate ...
A: Given data: Mass of the man m1=75 kg. Mass of the block m2=53 kg. Force applied by the man F=659 N....
Q: A battery of potential difference (voltage) V = 3 V is connected to a resistive strip of resistance ...
A: Given, Potential Energy, V=3V Resistance, R= 4Ω Thermal energy is transferred by W=QV Q=neQ=1×1.6×10...
Q: What differences in the configuration and operation of widefield and confocal microscopes lead to th...
A: In a widefield microscope, the labeled specimen emitted the fluorescence is focused on the detector...
Q: Tommy, wha has a mass of 30kg sits 4.0 meters from the center of a merry go round that is rotting wi...
A: Given that,T=10 secondsω=2πTthen, ω=2π10=0.62 rad/sec
Q: Find the Normalization constant A of the Hydrogen atom wave function at t = 0 |Ψ(0)> = A(3i*|100&...
A: Here, |Ψ(0)> =A(3i*|100> - 4*|211> + |210>+sqrt(10)*|21-1>) So , For the normalizati...
Q: A projectile is shot straight upward from the Earth with a speed of 20 m/s. how high is the projecti...
A: u=20 m/s a=-g=-9.81 m/s^2 v=8.0 m/s
Q: b. The electric field midway between two equal but opposite point charges is 1,750 N/C, and the dist...
A: Given: The electric field is given as 1,750 N/C The distance is 16 cm
Q: An alpha particle (charge +2e) and an electron move in opposite directions from the same point, each...
A: The motion of the charged particle in the magnetic field: Let q is the charge moving with the veloci...
Q: A piece of material is brought from temperature T; to temperature Tƒby placing it in contact with a ...
A: The heat absorbed when temperature is changed from Ti to Ti+∆T is, ∆Qsys=C∑n=0N∆Tn (1) Sin...
Q: Calculate the coefficient of linear expansion a for a 11.0 m metal bar that shortens by 0.500 cm whe...
A: Given: Initial length L0=11.0m Change in length is ∆L=0.500cm=0.500*10-2m. Initial temperature Ti=25...
Q: A 2.0-kg brick is moving at a speed of 6.0 m/s. How large a force F is needed to stop the brick in ...
A: a=dv/dt dv= change in velocity = 6.0 m/s dt=0.7 s a=6.0/0.7=60/7 m/s^2
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