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A mass, m1 = 5kg, resting on a frictionless ramp is connected to do cabe that passes over a puleey which is then attached to second hanging mass, m2 =15kg.
if the blocks are released from rest, then how far will they have moved when their velocities are 4m/s?
Calculate the mass of Earth from the period of the moon, T = 27.3 d; its mean orbital radius, rm = 3.84 108 m; and the known value of G
A spaceship approaching Earth at 0.70 c fires a particle beam toward Earth, with speed 0.76 c relative to the ship
the charges and coordinates of two charged particles held fixed in an xy plane are q1 3.10 ?c x1 4.39 cm y1 -0.0920
A proton in Fermilab's Tevatron is accelerated through a potential difference 2.06 MV during each revolution around the ring of radius 1.00 km. how many revolutions must the proton make
A box of mass m = 2.5 kg moves along a straight line through a vector displacement d = (6.4 i -3.4 j) m. What is the work done by this force as the box moves
an emergency vehicle siren is designed to emit an 8000 hz sound. you hear a 9143 hz tone as it approaches you at 40.0ms
An understanding of Ohm's Law is the basis for understanding circuits. This law is simply a statement that in order to increase the current passing through a device the voltage driving the current must increase proportionally. The constant of proport..
A two-component beam of light, consisting only of two wavelengths 650 nm and 520 nm, is used to determine interference fringes in a double-slit experiment. Obtain the smallest angular displacement from the central maximum where the centers of the ..
You are to gracefully crawl in the tube and sit calmly in seat without holding on to anything. The cannon will then be raised to an angle such that your speed through the air at your highest point is 10 ft/sec.
A resistor with 790? is connected to the plates of a charged capacitor with capacitance 4.26?F, What is the electrical power dissipated in the resistor just after the connection is made
Two non conservative forces are present: friction does -2.00 104 J of work on the car, and a chain mechanism does +3.00 104 J of work to help the car up a long climb. What is the transform in the car's kinetic energy, ΔKE = KEf - KE0, from A to B.
A concave mirror has a focal length of 54.0 cm. What is its radius of curvature
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