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A particle moves in simple harmonic motion with afrequency of 3.20 Hz and an amplitude of4.40 cm.
a) Find the maximum acceleration of the particle.
A rope with mass mr is attached to a block with massmb. The block rests on a frictionless horizontal surface. The rope does not stretch. The free end of the rope ispulled to the right with a horizontal force F.
Two objects are moving along the x axis with velocities of 37 m/s (object 1) and -15 m/s (object 2). which object has the greater mass
a sprinter explodes out of the starting block with an acceleration of 2.50ms which she sustains for 1.24s. then her
If a pendulum has a period of 2.5 son earth, what would be its period in a space station orbitingthe earth, what would be its period in the spcae
As part of the safety investigation, two 1400 {rm kg} cars travelling at 23 {rm m/s} are crashed into different barriers. Find the average forces exerted on (a) car that hits a line of water barrels and takes 1.7 {rm s} to stop, and (b) car that hits..
Birds resting on high-voltage power lines are a common sight.The copper wire on which a bird stands is 2.1 cm in diameter and carries a current of52 A. calculate the potential difference across its body
Should the traveling distance of initial acceleration (before thespeed reaches 0.10c ) be considered while solving the required time(t)?
The reel has radius R and moment of inertia I. One end of the block of mass m is connected to a spring of force constant k, and the other end is fastened to a cord wrapped around the reel. The reel axle and the incline are frictionless. The reel i..
A spring has a force constant of 371 N/m and an unstretched lengthof 6 cm. One end is attached to a post that is free to rotate inthe center of a smooth table, as shown in the top view below. Theother end is attached to a 4 kg disk moving in unifo..
Sam fields a baseball hit to him in the left field. He then throws the ball to third to force out the base runner, Mike. How high in the air does the ball go
Light in a transparent material (index of refraction 1.333) strikes the boundary with another transparent material (n = 1.010). What is the critical angle for total internal reflection
Assume that while pecking on a tree the woodpecker's head comes to a stop from an initial velocity of 0.7 m/s over a distance of 0.003 m. Evaluate the magnitude of the corresponding deceleration in units of the acceleration due to gravity g. What is ..
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