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A chain consisting of five links, each of mass 0.120 kg, is lifted vertically with a constant acceleration of a = 4.3 m/s2. Consider the force link 3 exerts on link 2. Find the magnitude of this force.
A solid cyclinder of mass 2.0 kg and radius 0.2 m is rotating uniformly at an angular velocity 2.0 rad/s around the fixed axis through the center O. What is the moment of inertia of the cyclinder
A binary star system consists of two equal mass stars that revolve in circular orbits about there center of mass. What is the mass (kg) of each star
Calculate the maximum value of resistance that can be obtained by combining resistors of 31 , 47 , and 64
In a certain time period a coil of wire is rotated from one orientation to another regarding a uniform 0.38-T magnetic field. The emf induced in the coil is 3.5 V. Other things being equal, what will the induced emf be if the field had a magnitude..
The drawing shows a snapshot of a transverse wave moving to the left on a string. In what direction is point B moving
plan a free-body diagram for the charge.
A solenoid made out of 3500 turns of a fine silver wire about a tube 1cm in radius has a potential drop of 3.2V at a current of 2A in the lab. What is the cross-sectional area of the wire
A copper block is removed from a 300^0 C oven and dropped into 1 L of water at 20.0^0 C. The water quickly reaches 25.5^0 C and after that remains at that temperature. What is the mass of copper block.
A sound wave traveling at 341 m/s is emittedby foghorn of a tugboat. An echo is heard2.40 s later.How far away is the reflecting object? reply in units of m.
A student pulls a box of books on a smooth horizontal floor with a force of 100 N in a direction of 37 degrees above the horizontal. If the mass of the box and the books is 40 kg, what is the normal force on box? a. 332 N b. 312 N c. 392 N d. 292 N
A Hollywood daredevil plans to jump the canyon shown in the figure on a motorcycle, what is the correct angle for his launch ramp (deg) and What is his correct launch speed
Estimate the average force exerted by a shot-putter on a 7.0 kg shot if the shot is moved through a distance of 2.8 m and is released with a speed of 13 m/s
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