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Two masses m1 and m2 sit on a horizontal, frictionless table and are connected by a light string. Another light string connects the mass m2 to a third, hanging mass m3.
(a) Find the acceleration of the system.
(b) Find the tension in each of the two strings.
The pulley in the illustration is a uniform disk of mass 2.8 kg and radius 0.24 m, which is free to rotate without friction. What is the acceleration of the falling block
If a person can jump a maximum horizontal distance (by using a 45° projection angle) of 2.2 m on Earth, what would be his maximum range on the Moon, where free-fall acceleration is g/6 and g = 9.80m/s2.
A high-energy pulsed laser emits a 1.5-ns-long pulse of average power 2.6×1011 W. The beam is 2.3×10?3 m in radius. Determine the rms value of the electric field
A bicycle rider has a speed of 19.0 m/s at a height of 55.0 m above sea level when he begins coasting down hill. what is the rider's total mechanical energy when he coasts to a height of 25.0 m above sea level
For the third circuit, consisting of a single battery and two light bulbs in parallel, what is the total resistance of the circuit if each light bulb has a resistance of 7.7 ohms? What is the current through each bulb
In an EM wave traveling west, the B field oscillates vertically and has a frequency of 84.0 kHz and an rms strength of 6.30×10^?9T. What is the frequency of the electric field? What is its direction?
A 170? resistor, a 9.00×10?2?F capacitor, and a 350mH inductor are connected in series to a voltage source with amplitude 240V, What is the resonance angular frequency
Two point charges Q1 = +5.25 nC and Q2 = ?2.15 nC are separated by 40.0 cm, What is the electric potential at a point midway between the charges
Two 10.0 cm -diameter electrodes 0.52 cm apart form a parallel-plate capacitor. What is the electric field strength inside the capacitor after insulating handles are used to pull the electrodes away from each other until they are 1.3 cm apart
Some sliding rocks approach the base of a hill with a speed of 18.0m/s . The hill rises at 40.0? above the horizontal and has coefficients of kinetic and static friction of 0.390 and 0.650, Find the acceleration of the rocks
The stirrer is used to stir the mixture until it reaches its last equilibrium temperature of 32°C. Analyse the mass of the aluminum cup.
A satellite is in elliptical orbit with a period of 6.12 x 104 s about a planet of mass 8.14 x 1024 kg. What is its angular speed at apocenter
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